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Articles 196531 - 196560 of 197910

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Test 351:Oliver Row-Crop 70 Hc, Nebraska Tractor Test Lab Jan 1940

Test 351:Oliver Row-Crop 70 Hc, Nebraska Tractor Test Lab

Nebraska Tractor Tests

No abstract provided.


Test 342: Mccormick-Deering Model W-4, Nebraska Tractor Test Lab Jan 1940

Test 342: Mccormick-Deering Model W-4, Nebraska Tractor Test Lab

Nebraska Tractor Tests

All tractors tested at the Nebraska Tractor Test Laboratory were certified by their manufacturers as being stock model machines, conforming to specifications filed with the application for test. No special or high-test fuels were used except as recommended by the manufacturer as necessary.

All results within the official tractor test report were actually attained in tests and are without correction or allowances for friction, temperature, altitude, etc. The results were initially accomplished with the tractor in charge of skilled operators employed by the University.

Unless otherwise noted, each tractor was apparently in good condition at the end of the testing …


Test 343: International Tractractor Model Td-14 (Wide Tread), Nebraska Tractor Test Lab Jan 1940

Test 343: International Tractractor Model Td-14 (Wide Tread), Nebraska Tractor Test Lab

Nebraska Tractor Tests

All tractors tested at the Nebraska Tractor Test Laboratory were certified by their manufacturers as being stock model machines, conforming to specifications filed with the application for test. No special or high-test fuels were used except as recommended by the manufacturer as necessary.

All results within the official tractor test report were actually attained in tests and are without correction or allowances for friction, temperature, altitude, etc. The results were initially accomplished with the tractor in charge of skilled operators employed by the University.

Unless otherwise noted, each tractor was apparently in good condition at the end of the testing …


Test 347: International Tractractor Model T-6 (Wide Tread) (Distillate), Nebraska Tractor Test Lab Jan 1940

Test 347: International Tractractor Model T-6 (Wide Tread) (Distillate), Nebraska Tractor Test Lab

Nebraska Tractor Tests

All tractors tested at the Nebraska Tractor Test Laboratory were certified by their manufacturers as being stock model machines, conforming to specifications filed with the application for test. No special or high-test fuels were used except as recommended by the manufacturer as necessary.

All results within the official tractor test report were actually attained in tests and are without correction or allowances for friction, temperature, altitude, etc. The results were initially accomplished with the tractor in charge of skilled operators employed by the University.

Unless otherwise noted, each tractor was apparently in good condition at the end of the testing …


Test 353: Mccormick-Deering Model W-4 (Gasoline), Nebraska Tractor Test Lab Jan 1940

Test 353: Mccormick-Deering Model W-4 (Gasoline), Nebraska Tractor Test Lab

Nebraska Tractor Tests

All tractors tested at the Nebraska Tractor Test Laboratory were certified by their manufacturers as being stock model machines, conforming to specifications filed with the application for test. No special or high-test fuels were used except as recommended by the manufacturer as necessary.

All results within the official tractor test report were actually attained in tests and are without correction or allowances for friction, temperature, altitude, etc. The results were initially accomplished with the tractor in charge of skilled operators employed by the University.

Unless otherwise noted, each tractor was apparently in good condition at the end of the testing …


Test 355: Mccormick-Deering Model W-6 (Gasoline), Nebraska Tractor Test Lab Jan 1940

Test 355: Mccormick-Deering Model W-6 (Gasoline), Nebraska Tractor Test Lab

Nebraska Tractor Tests

All tractors tested at the Nebraska Tractor Test Laboratory were certified by their manufacturers as being stock model machines, conforming to specifications filed with the application for test. No special or high-test fuels were used except as recommended by the manufacturer as necessary.

All results within the official tractor test report were actually attained in tests and are without correction or allowances for friction, temperature, altitude, etc. The results were initially accomplished with the tractor in charge of skilled operators employed by the University.

Unless otherwise noted, each tractor was apparently in good condition at the end of the testing …


Test 260: Allis-Chalmers Model Hd-7w (Wide Tread), Nebraska Tractor Test Lab Jan 1940

Test 260: Allis-Chalmers Model Hd-7w (Wide Tread), Nebraska Tractor Test Lab

Nebraska Tractor Tests

All tractors tested at the Nebraska Tractor Test Laboratory were certified by their manufacturers as being stock model machines, conforming to specifications filed with the application for test. No special or high-test fuels were used except as recommended by the manufacturer as necessary.

All results within the official tractor test report were actually attained in tests and are without correction or allowances for friction, temperature, altitude, etc. The results were initially accomplished with the tractor in charge of skilled operators employed by the University.

Unless otherwise noted, each tractor was apparently in good condition at the end of the testing …


Test 363: Allis-Chalmers Model C (Distillate), Nebraska Tractor Test Lab Jan 1940

Test 363: Allis-Chalmers Model C (Distillate), Nebraska Tractor Test Lab

Nebraska Tractor Tests

All tractors tested at the Nebraska Tractor Test Laboratory were certified by their manufacturers as being stock model machines, conforming to specifications filed with the application for test. No special or high-test fuels were used except as recommended by the manufacturer as necessary.

All results within the official tractor test report were actually attained in tests and are without correction or allowances for friction, temperature, altitude, etc. The results were initially accomplished with the tractor in charge of skilled operators employed by the University.

Unless otherwise noted, each tractor was apparently in good condition at the end of the testing …


Test 350: John Deere D, Nebraska Tractor Test Lab Jan 1940

Test 350: John Deere D, Nebraska Tractor Test Lab

Nebraska Tractor Tests

EXPLANATION OF TEST REPORT: John Deere D

TEST A: The manufacturer's representative operates the tractor for a minimum of 12 hours using light to heavy drawbar loads in each gear.

This serves as a period for limber up, general observation and adjustments. Adjustments that are permissible include valve tappet clearance, breaker ,point gap, spark plug gaps, clutch and others of a similar nature. No new parts or accessories can be installed without having mention made of it in the report. No data' are recorded during this preliminary run except the time that the engine is operated.

BELT HORSEPOWER TESTS

TEST …


Absorption Of Carbon Dioxide In A Bubble Plate Tower, William Arthur Enderson Jan 1940

Absorption Of Carbon Dioxide In A Bubble Plate Tower, William Arthur Enderson

Masters Theses

"Gas absorption, one of the chief operations of chemical engineering, has occupied investigators for a long time. Results of many experiments on the general subject of gas absorption has been published. However, relatively few data have appeared in the literature on the use of bubble cap towers for gas absorption although they constitute one of the three major classifications of absorption equipment. Bubble cap towers are used extensively in the petroleum industry. More performance data would increase the versatility of existing equipment"--Introduction, page 1.


The Utilization Of Grapefruit Waste., Howard E. Bumsted 1917-1989 Jan 1940

The Utilization Of Grapefruit Waste., Howard E. Bumsted 1917-1989

Electronic Theses and Dissertations

No abstract provided.


The Effect Of Annealing On Neumann Bands., Alex B. Davidson Jan 1940

The Effect Of Annealing On Neumann Bands., Alex B. Davidson

Electronic Theses and Dissertations

No abstract provided.


A Preliminary Report On The Placer Gold Deposits Of The Rio Acandi Seco, Choco, Republic Of Colombia, South America And A Possible Method Of Their Exploitation., Emmett Lee Arnold Jan 1940

A Preliminary Report On The Placer Gold Deposits Of The Rio Acandi Seco, Choco, Republic Of Colombia, South America And A Possible Method Of Their Exploitation., Emmett Lee Arnold

Professional Degree Theses

"This property covers the valley of the Rio Acandi Seco, in the district of Acandi, Intendencia (Territory) of Choco, Republic of Columbia, South America.

It consists of four claims, or pertenencias, each straddling and paralleling the course of the Acandi Seco River. Each claim is two kilometers in width, one kilometer on each side of the stream bed, and five kilometers in length, making an area two kilometers (1 1/4 miles) in width by 20 kilometers (12 1/2 miles) in length, containing about 10,000 acres, the conversion being only approximate. These four claims are shown on the attached map as …


Essentials Of Rock Drill Design, Lister Merriken Cummings Jan 1940

Essentials Of Rock Drill Design, Lister Merriken Cummings

Professional Degree Theses

"The earliest history of the rock drill is obscure and only fragmentary evidence concerning it is recorded in the Patent Office. However, no other tool has played a more important part in mining and excavating work. There have been two general classes of pneumatic rock drills -- the reciprocating, or piston machine, and the hammer drill. Fowler played an important part in the early development of piston machines, and the first hammer drill was made in about 1895 by a man named Brothers"--History, page 1.


The Application Of Fluid Level Measurements To Oil Wells In Kansas, Charles Calvert Rodd Jan 1940

The Application Of Fluid Level Measurements To Oil Wells In Kansas, Charles Calvert Rodd

Professional Degree Theses

"The mechanics of determining fluid levels and a knowledge of the depth-to-fluid in a well are matters of general interest. To the oil-producer, however, such information is of value only as it may affect the operation of a well or reservoir"--Uses of Fluid-Level Measurements, page 9.


The Clark National Forest Of Missouri, Walter A. Werner Jan 1940

The Clark National Forest Of Missouri, Walter A. Werner

Professional Degree Theses

"The question might logically arise as to the appropriateness of a thesis with a forestry title being submitted for an engineering degree. The writer has been connected with the United States Forest Service for the past four years in an advisory capacity on staff of the Forest Supervisor of the Clark National Forest, during which time he has found that the engineers and construction men have performed a major function in the development of the forest.

As the initial development consisting of lineal surveys, construction of roads and telephone lines, erection of fire lookout towers, planning and erection of ranger …


Firing Behavior Tests And Other Tests On A Missouri Stoneware Clay To Determine Its Commercial Possibilities, Ivan Martin Niedling Jan 1940

Firing Behavior Tests And Other Tests On A Missouri Stoneware Clay To Determine Its Commercial Possibilities, Ivan Martin Niedling

Bachelors Theses

"A clay's essential character is its plasticity, whether it is to be used for common brick purposes, the manufacture of refractory articles, or merely as a bonding agent for nonplastic materials. Plasticity is a very large subject; there are many theories as to its cause and many methods have been developed to record it, but so far no satisfactory quantitative measure of plasticity has been found. Perhaps the most satisfactory method is to judge by handling the clay, and with constant practice one can become expert in judging the plasticity of a clay by its feel. Such a method is, …


The Bloating Of Clays, Everett Walter Sharp Jan 1940

The Bloating Of Clays, Everett Walter Sharp

Bachelors Theses

"The effect of firing on clays in relation to volume is either a shrinkage, bloating, or no change whatso-ever. The reason for the shrinkage and the constant volume is well known, but the cause of the bloating has not as yet been determined. In some instances, as the use of fire clay brick in steel ladles, this property of bloating is desirable to a certain extent because this packs the brick lining in the ladle tightly after the first heat is poured in, and prevents the brick lining from floating out when the metal is poured. There is little or …


The Production Of High Alumina Refractories Bonded With Lumnite Refractory Cement, Joseph Lewis Hoffman Jan 1940

The Production Of High Alumina Refractories Bonded With Lumnite Refractory Cement, Joseph Lewis Hoffman

Bachelors Theses

"Users of refractories are constantly demanding a better product. There is a demand for a satisfactory neutral or basic refractory with a P.C.E. equivalent of cone 35 or better. A refractory with a very high alumina content would seem to solve this problem, however, the main difficulty has been to bond the unplastic alumina. From the literature it was learned that Lumnite cement has been satisfactory in the manufacture of a refractory concrete. Therefore this investigation was carried out to determine the adaptability of bonding corundum with Lumnite"--Introduction, page 1.


X-Ray Data Concerning Some Manganese-Copper Alloys, George Lester Mitsch Jan 1940

X-Ray Data Concerning Some Manganese-Copper Alloys, George Lester Mitsch

Bachelors Theses

"Until recently the only commercial method of producing metallic manganese in large ammounts sic was a pyrometallurgical process. Producing a metal of about 97% purity, it was not very satisfactory. With the advent of a process for producing a metal of 99.9 plus % purity electrolytically, introduced by the United States Bureau of Mines, for the first time was there a sufficient quantity of pure manganese available for alloy use. The manganese-copper system was chosen for study because of the inconsistencies in the reports of previous investigators, and because of the properties alloys of these components possess, such as magnetism, …


Report Of Cooperative Investigation Of Joint Spacing In Concrete Pavements, Louis Campbell Jan 1940

Report Of Cooperative Investigation Of Joint Spacing In Concrete Pavements, Louis Campbell

Kentucky Transportation Center Research Report

In order to aid in a final determination of a rational, economical, and practical jointing method for concrete pavement, and to obtain factual data for future construction, the Kentucky Department of Highway built 6.27 miles of experimental pavement during the summer of 1940. This project was one of those planned by the Public Roads Administration and the Portland Cement Association in cooperation with the various states.


The Vapor Phase Oxidation Of A Benzene Solution Of Phenanthrene, Using Soluble Catalysts., Carey William Brackin Jan 1940

The Vapor Phase Oxidation Of A Benzene Solution Of Phenanthrene, Using Soluble Catalysts., Carey William Brackin

Electronic Theses and Dissertations

No abstract provided.


A Study Of The Cohesive And Adhesive Properties Of Asphalt., Harold Rose 1918-1997 Jan 1940

A Study Of The Cohesive And Adhesive Properties Of Asphalt., Harold Rose 1918-1997

Electronic Theses and Dissertations

No abstract provided.


The Effect Of Ethyl Cellulose On The Properties Of Short-Oil Varnishes., John Bradford Scott 1910-1987 Jan 1940

The Effect Of Ethyl Cellulose On The Properties Of Short-Oil Varnishes., John Bradford Scott 1910-1987

Electronic Theses and Dissertations

No abstract provided.


Red Glazes, Sidney Austin Peer Jan 1940

Red Glazes, Sidney Austin Peer

Bachelors Theses

"Red glazes are extremely difficult to produce on pottery except at relatively low temperatures, or under conditions which can only be regarded as largely accidental. For many years ceramists have demanded a red glaze maturing at cone 4. To produce this glaze, much time and research is required...The object of this study was to produce a commercial red glaze at cone 4 from different oxides in a base glaze of white lead and silica"--Scope of Investigation, pages 1, 7.


Cornell University School Of Civil Engineering Tests On Light Beams Of Cold-Formed Steel, Cornell University School Of Civil Engineering Jan 1940

Cornell University School Of Civil Engineering Tests On Light Beams Of Cold-Formed Steel, Cornell University School Of Civil Engineering

CCFSS Library (1939 - present)

I. IDENTIFICATION OF SPECIMENS. The method of designation used hitherto is not sufficiently differentiated to identify the present and future specimens since specimens with identical bottom flanges but different top flanges are used. For this reason from now on each specimen is designated by symbols and figures, for example D-18-16-88a in which: D designates a series of beams, 18 designates the gage of mterial used for web and bottom flange, 16 designates the gage of material used for the top flange, 8 designates the depth of the section in inches, 8 designates the width of the bottom flange in inches, …


The Effect Of Addition Agents In Grinding Portland Cement Clinker, Eugene Farrell Hill Jan 1940

The Effect Of Addition Agents In Grinding Portland Cement Clinker, Eugene Farrell Hill

Masters Theses

"In the dry grinding of most materials in a ball mill or similar apparatus, a degree of fineness is eventually reached when a noticeable decrease in the efficiency of grinding occurs. The degree of fineness where this phenomenon occurs, as measured by the specific surface of the material being ground, varies greatly with different materials. The accompanying effect in all cases, however, is the formation of a coating upon the balls; this coating in the case of cement adheres tightly to the balls and increases in thickness as grinding progresses after the initial "coating' fineness has been reached. Usually an …


Newark Engineering Notes, Volume 3, No. 2, December, 1939, Newark College Of Engineering Dec 1939

Newark Engineering Notes, Volume 3, No. 2, December, 1939, Newark College Of Engineering

Newark Engineering Notes

A journal by the administration, faculty and alumni of the Newark College of Engineering. This issue includes: "The President's Diary" by Allan R. Cullimore "Council on Public Relations" by Charles J. Kiernan "George Erle Beggs" by H. N. Cummings "Background for War" by Ruth Littig "Repulsion Motor Calculations" by Paul C. Shedd "Eccentric Welded Connections" by Odd Albert "Cellophane" by Donald A. Waterfield "The Industrial Relations Department" "Weston Light Machines by Beatrice A. Hickstein "The Student Engineering Societies" "What Our Readers Say" "Fast Reading Stadia Rod" by Professor William S. La Londe


Report On Tests Of Fenestra 1 1/2" Roof Deck Used In Horizontally Loaded Diaphragms, Authur Wilson, George Winter Dec 1939

Report On Tests Of Fenestra 1 1/2" Roof Deck Used In Horizontally Loaded Diaphragms, Authur Wilson, George Winter

CCFSS Library (1939 - present)

INTRODUCTION Increasing interest in recent years in the performance of roof systems acting as shear diaphragms to resist horizontally applied loads, as well as the vertical loads for which they are primarily designed, has led to an increasingly large number of tests of fullsize and scaled structures loaded in this manner. Fenestra, Inc., manufacturers of light gage steel floor and roof panels, has sponsored an extensive series of tests at Cornell University of floor and roof diaphragms composed of certain of their standard panel sections. The following report describes tests of shear diaphragms using three types of Fenestra 1 1/2" …


Specification For Steel Roof Decking (Revised Draft, November 16, 1939), American Iron And Steel Institute Committee On Building Codes Nov 1939

Specification For Steel Roof Decking (Revised Draft, November 16, 1939), American Iron And Steel Institute Committee On Building Codes

Steel Deck Institute (SDI) Specifications and Manuals (1939 - present)

  1. General: Steel Roof Decking, as referred to in this code, shall mean specifically the light gage steel unit sections whose function and purpose shall be to support the necessary live load, together with the dead load of roofs in accordance with the provisions and requirements of the following sections.
  2. Materials
  3. Form of Deck
  4. Span Length
  5. Bearing
  6. Design
  7. Unit Stress
  8. Moment Coefficients
  9. Connections
  10. Deflection
  11. Fire Rating
  12. Special Steel Roof Decks