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Articles 74251 - 74280 of 74973

Full-Text Articles in Engineering

Foreign Firing Table Ft-F-50, Soviet Gun, Tank, 100mm, Model 1944, (Д-10); Gun, Tank, 85mm, Model 1944 (Zis-S53); Gun, Tank, 76mm, Model 1941, (Zis-5) Firing 100mm Fragmentation High Explosive Shell Oф-412; 100mm Armor Piercing Tracer Shell Бp-412; 85mm Fragmentation Shell O-365 And 0-365К; 85mm Armor Piercing Tracer Shell Бp-365 And Бp-365К; 76mm Fragmentation Shell O-350; [And] 76mm Armor Piercing Tracer Shell Бp-350; June 1951, Ordnance Intelligence, Ordnance Corps, Department Of The Army, Robert Bolin , Depositor Jun 1951

Foreign Firing Table Ft-F-50, Soviet Gun, Tank, 100mm, Model 1944, (Д-10); Gun, Tank, 85mm, Model 1944 (Zis-S53); Gun, Tank, 76mm, Model 1941, (Zis-5) Firing 100mm Fragmentation High Explosive Shell Oф-412; 100mm Armor Piercing Tracer Shell Бp-412; 85mm Fragmentation Shell O-365 And 0-365К; 85mm Armor Piercing Tracer Shell Бp-365 And Бp-365К; 76mm Fragmentation Shell O-350; [And] 76mm Armor Piercing Tracer Shell Бp-350; June 1951, Ordnance Intelligence, Ordnance Corps, Department Of The Army, Robert Bolin , Depositor

United States Department of Defense Military Intelligence

The modern US Army vision of the technical intelligence developed during World War II. Shortly before World War II, Army Technical Services had been instructed to set up intelligence sections in the offices of their chiefs. The technical services were bureaus which supplied weapons, equipment, and services to the Army, managed the careers of officers in the related branch, trained specialists, and organized and trained special purpose military units. There were a number of technical services including the Chemical Warfare Service, the Medical Department, the Ordnance Department, etc. The Ordnance Department provided fire arms, artillery, combat vehicles, and related ammunition, …


Chemical And Medical Technical Intelligence, Robert Bolin , Depositor Jun 1951

Chemical And Medical Technical Intelligence, Robert Bolin , Depositor

United States Department of Defense Military Intelligence

This is a detailed description of the idealized organization and activities off medical and technical intelligence activities in the various echelons of the army. It also discusses intelligence in the Headquarters, Department of the Army, in the offices of the Surgeon General and the Chief Chemical Officer.


History Of Technical Intelligence, Army General School, Robert Bolin , Depositor Jun 1951

History Of Technical Intelligence, Army General School, Robert Bolin , Depositor

United States Department of Defense Military Intelligence

This is an excellent description of the history of Army technical intelligence during World War II. It gives good descriptions of technical intelligence in the various theaters of operation and of the lessons learned from each. The experience in the Pacific Theater was highlighted. The use of a Technical Intelligence Company in the Pacific has proven an influential model for the organization of technical intelligence in the field in later wars. The first part of the document is an outline showing how to present the material to the students. The final 8 pages are a summary of the material covered …


Progress Report On Experimental Jointing Installations For Concrete Pavements, S. T. Collier Jun 1951

Progress Report On Experimental Jointing Installations For Concrete Pavements, S. T. Collier

Kentucky Transportation Center Research Report

Combined in this report are descriptions of the progress of three individual experimental joint installations. Each of these includes a series of two or more experimental joints of special design, installed in concrete pavement in lieu of the conventional types employed in their respective construction projects.

These experimental joints included at one location a prefabricated neoprene seal; and, at two locations, aluminum load transfer devices, All installations were contraction joints only, Periodic inspections of these have been made and will be continued on two of the projects until adequate performance records are established. The condition of concrete about the joints …


Report Of An Inspection Of Pavement Construction On The New Jersey Turnpike, L. E. Gregg Jun 1951

Report Of An Inspection Of Pavement Construction On The New Jersey Turnpike, L. E. Gregg

Kentucky Transportation Center Research Report

No abstract provided.


Test 459: Mccormick Wd-6, Nebraska Tractor Test Lab Jun 1951

Test 459: Mccormick Wd-6, Nebraska Tractor Test Lab

Nebraska Tractor Tests

No abstract provided.


Test .460: Mccormick Farmall Md, Nebraska Tractor Test Lab Jun 1951

Test .460: Mccormick Farmall Md, Nebraska Tractor Test Lab

Nebraska Tractor Tests

No abstract provided.


Test 457: Oliver Row-Crop 77 Diesel, Nebraska Tractor Test Lab May 1951

Test 457: Oliver Row-Crop 77 Diesel, Nebraska Tractor Test Lab

Nebraska Tractor Tests

No abstract provided.


Test 456: David Bradley Garden Tractor, Nebraska Tractor Test Lab May 1951

Test 456: David Bradley Garden Tractor, Nebraska Tractor Test Lab

Nebraska Tractor Tests

No abstract provided.


Organization For Technical Intelligence, Army General School, Robert L. Bolin Depositor May 1951

Organization For Technical Intelligence, Army General School, Robert L. Bolin Depositor

United States Department of Defense Military Intelligence

This is a through description of the technical intelligence cycle and of the responsibilities and duties of personnel at each echelon and of general and technical service officers. At that time the Technical services were the Chemical Corps, the Corps of Engineers, the Medical Department, the Ordnance Corps, the Quartermaster Corps, and the Signal Corps.

The last six pages of the document are a “Student Summary” describing the organization of technical intelligence. .

Given that this was written a few years after World War II, this may well have been written by officers with practical experience with technical intelligence operations …


Test 455: Massey-Harris Model 55, Nebraska Tractor Test Lab Apr 1951

Test 455: Massey-Harris Model 55, Nebraska Tractor Test Lab

Nebraska Tractor Tests

This report and any related files are made available to the online through the Lester F. Larsen Tractor Test and Power Museum as resources allow. Established in 1998, this museum is located on the University of Nebraska-Lincoln East Campus. It is and appropriately housed within the walls of the historic 1920 Nebraska Tractor Test Laboratory, where the first tractor test was started on March 31st, 1920. Because the pioneer tests became worldwide standards, this location was designated as a Historic Landmark of Agricultural Engineering by the American Society of Agricultural Engineers in 1980, shortly after testing was moved to a …


The Uranyl Nitrate-Water System Above 60°, W. L. Marshall, Jr., J. S. Gill, C. H. Secoy Apr 1951

The Uranyl Nitrate-Water System Above 60°, W. L. Marshall, Jr., J. S. Gill, C. H. Secoy

United States Department of Energy: Publications

Although there are some data in the literature for the solubility of uranyl nitrate in water, the discrepancy of these data indicated the necessity for a check on the measurements. We have measured the solubility from the incongruent melting point of the hexahydrate at about 60° to the melting point of the dihydrate at 184°. Our results show a lower solubility than that given in most of the earlier data and also indicate an incongruent melting point for the trihydrate rather than the congruent point inferred in some of the previous work. The system is thermally stable up to the …


Report No. 3 On A Concrete Pavement Without Transverse Joints, William B. Drake Feb 1951

Report No. 3 On A Concrete Pavement Without Transverse Joints, William B. Drake

Kentucky Transportation Center Research Report

This is the third report of observations and operations pertaining to a concrete pavement without the usual transverse joints constructed in the summer of 1949. Report No. 2 which was presented to the Research Committee December, 1949, contained a detailed description of the project, pictures of the class of cracking described, a record of the crack filling operation to December, 1949, and three crack survey reports with a strip map of the project.

The purpose of this report is to present three additional crack surveys taken in 1950 with the additional crack filling operations up to this time. All of …


Field And Laboratory Evaluation Of Roadside Sign Surfacing Materials, James H. Havens, Allie C. Peed Jr. Feb 1951

Field And Laboratory Evaluation Of Roadside Sign Surfacing Materials, James H. Havens, Allie C. Peed Jr.

Kentucky Transportation Center Research Report

This paper discusses the physical and optical characteristics of sign materials and also the design and application of a Reflectometer as devised and used by the Kentucky Department of Highways in the testing of these materials, Accelerated weathering procedures and specification standards are described.

Field studies paralleling the laboratory work and a possible correlation between the two are described. The field work consists of several thousand individual observations covering thirty different sign surface types under actual conditions on a night-visibility driving-course. Most of the major types of surfaces now available are represented. This information is presented in the form of …


Foreign Firing Table Ft-F-82-2, Soviet Mortar, 82 Mm, Models 1936, 1937, 1941, And 1943 Firing High Explosive Projectiles, O-832; High Explosive Projectile O-832Д; And Smoke Projectile, Д-832, March 1951, Ordnance Intelligence, Ordnance Corps, Department Of The Army, Robert Bolin , Depositor Jan 1951

Foreign Firing Table Ft-F-82-2, Soviet Mortar, 82 Mm, Models 1936, 1937, 1941, And 1943 Firing High Explosive Projectiles, O-832; High Explosive Projectile O-832Д; And Smoke Projectile, Д-832, March 1951, Ordnance Intelligence, Ordnance Corps, Department Of The Army, Robert Bolin , Depositor

United States Department of Defense Military Intelligence

The modern US Army vision of the technical intelligence developed during World War II. Shortly before World War II, Army Technical Services had been instructed to set up intelligence sections in the offices of their chiefs. The technical services were bureaus which supplied weapons, equipment, and services to the Army, managed the careers of officers in the related branch, trained specialists, and organized and trained special purpose military units. There were a number of technical services including the Chemical Warfare Service, the Medical Department, the Ordnance Department, etc. The Ordnance Department provided fire arms, artillery, combat vehicles, and related ammunition, …


Special Text, St 8-30-1, Medical Intelligence, 1951, Robert Bolin , Depositor Jan 1951

Special Text, St 8-30-1, Medical Intelligence, 1951, Robert Bolin , Depositor

United States Department of Defense Military Intelligence

In 1951, Army Medical Service (AMS) was the technical service that provided medical supplies, equipment, and services to the army. Like all of the technical services, the AMS was responsible for intelligence in its field of expertise. The chief of the AMS was The Surgeon General, US Army, and his headquarters was the Office of The Surgeon General (OSG) in Washington. The OSG was part of the Headquarters, Department of the Army.

A staff section within the OSG was the top level army medical intelligence production organization.

This is a textbook used in the Army Medical Field Service School at …


Analysis Of Conductor Vibration, Robert H. Nau Jan 1951

Analysis Of Conductor Vibration, Robert H. Nau

Electrical and Computer Engineering Faculty Research & Creative Works

Considerable attention has been given to conductor vibration of suspended transmission lines during the past 25 years. Even so, the engineers of the public utilities feel that they have only started to get a solution to the vibration problems. Extensive research programs are being conducted at the present time by manufacturers of conductor cable and ground wires and by numerous public utilities themselves.

Aeolian vibrations are the chief concern because they occur whenever a steady wind, of from one mile per hour to hurricane velocity, blows across the suspended line. Thus, millions of flexures, however small or large in amplitude, …


Proposed Specification Class I, Type C And Blade Spreading Hot Mixes, L. E. Gregg Jan 1951

Proposed Specification Class I, Type C And Blade Spreading Hot Mixes, L. E. Gregg

Kentucky Transportation Center Research Report

Following the May 24, meeting of the Specifications Committee you and I discussed briefly some diagrams showing the comparative gradation between other mixes and the proposed Class I, Type C, surface mix, and you asked that we prepare some information for members of the Specifications Committee showing the effect of the proposed limits, In the process of doing this He accumulated data on mixes used by some other states, and gradations of some mixes that have been used here in our state. Finally, some data on blade spreading of hot mixes in Houston, Texas were obtained by correspondence, This memorandum …


An Investigation Of Lean Concrete Mixes As Base Courses For Bituminous Surfaces [Jan. 1951], S. T. Collier Jan 1951

An Investigation Of Lean Concrete Mixes As Base Courses For Bituminous Surfaces [Jan. 1951], S. T. Collier

Kentucky Transportation Center Research Report

Cement concrete bases for pavements with bituminous surfaces are, of course, not new. However, it has been many years since concrete has served this purpose except as a pavement itself ultimately resurfaced after years of service. The outstanding qualities of many roads which developed in this way were obvious without any particular tests, and for many years there apparently was no attempt to evaluate them. Probably structural value was first investigated in tests on airfields in Florida, Ohio and California. Although the original concrete pavements in all cases were heavy in comparison with highway sections, the results of the tests …


Observations On Seal Coats, Tack Coats And Penetration Macadam Construction In 1950, William B. Drake Jan 1951

Observations On Seal Coats, Tack Coats And Penetration Macadam Construction In 1950, William B. Drake

Kentucky Transportation Center Research Report

Early in the 1950 construction season the Division of Design requested that the Research Division observe some new methods and materials that were being used in bituminous construction. The projects chosen in most cases represented several of the type throughout the state. There were some instances though where the procedure or material was used in only one project.

The purpose of this investigation was to determine the effectiveness of the materials and the methods which were being used. The nature of this study required that only visual inspections be made. Particular emphasis in this report is placed upon observations of …


Test 458: Mccormick Farmall Super C, Nebraska Tractor Test Lab Jan 1951

Test 458: Mccormick Farmall Super C, Nebraska Tractor Test Lab

Nebraska Tractor Tests

No abstract provided.


Test 467: Oliver Row-Crop 66 Diesel, Nebraska Tractor Test Lab Jan 1951

Test 467: Oliver Row-Crop 66 Diesel, Nebraska Tractor Test Lab

Nebraska Tractor Tests

No abstract provided.


Test .463 :Allis Chalmers Hd-9, Nebraska Tractor Test Lab Jan 1951

Test .463 :Allis Chalmers Hd-9, Nebraska Tractor Test Lab

Nebraska Tractor Tests

No abstract provided.


Test. 468: Minneapolis-Moline R, Nebraska Tractor Test Lab Jan 1951

Test. 468: Minneapolis-Moline R, Nebraska Tractor Test Lab

Nebraska Tractor Tests

No abstract provided.


Test 462: International Td-6, Nebraska Tractor Test Lab Jan 1951

Test 462: International Td-6, Nebraska Tractor Test Lab

Nebraska Tractor Tests

No abstract provided.


Test 455: Massey-Harris 55, Nebraska Tractor Test Lab Jan 1951

Test 455: Massey-Harris 55, Nebraska Tractor Test Lab

Nebraska Tractor Tests

No abstract provided.


A Survey Of Acidity In Drainage Waters And The Condition Of Highway Drainage Installations, James H. Havens, James L. Young Jr., Harvey J. Field Jr. Dec 1950

A Survey Of Acidity In Drainage Waters And The Condition Of Highway Drainage Installations, James H. Havens, James L. Young Jr., Harvey J. Field Jr.

Kentucky Transportation Center Research Report

Every creek gulley and raw interrupted by roadway fills and embankments must be provided with an adequate drainage conduit under the pavement. If the natural drainage is impeded or the conduit is not functioning properly, impounded water over-runs the pavement, seeps through the fill, and eventually disintegrates the section or reduces its stability. The topography in Kentucky, through varied sectionally, requires on the average, one cross-drain for every thousand feet of roadway. Obviously, these drainage structures are of considerable economic importance in the highway program, not only from the standpoint of initial construction costs, but also from consideration of the …


Measurement Of Surface Irregularities And Riding Qualities Of High Type Bituminous Pavements, Harvey J. Field Jr. Dec 1950

Measurement Of Surface Irregularities And Riding Qualities Of High Type Bituminous Pavements, Harvey J. Field Jr.

Kentucky Transportation Center Research Report

Studies of riding qualities as determined by irregularities in high type bituminous pavements were first treated in Report No. 1 on this subject in December, 1949. At that time interest was centered as much on specifications as on the causes, the thought being that specifications did not provide satisfactory tolerances to produce surfaces with good riding qualities. Specifically, tolerances over relatively short distances longitudinally were though to be at fault.

It was found early in that work that variations in the lateral direction were causing considerable roughness but since longitudinal variations were being studied primarily, no actual measurements were made …


Test 454: Dodge Power Wagon T137, Nebraska Tractor Test Lab Nov 1950

Test 454: Dodge Power Wagon T137, Nebraska Tractor Test Lab

Nebraska Tractor Tests

No abstract provided.


Test 454: Dodge Power Wagon T137, Nebraska Tractor Test Lab Nov 1950

Test 454: Dodge Power Wagon T137, 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 …