Social and Behavioral Sciences Commons^™

Gender Reflections: A Reconsideration Of Pictish Mirror And Comb Symbols, Traci N. Billings

Theses and Dissertations

The interpretation of prehistoric iconography is complicated by the tendency to project

contemporary male/female gender dichotomies into the past. Pictish monumental stone sculpture

in Scotland has been studied over the last 100 years. Traditionally, mirror and comb symbols

found on some stones produced in Scotland between AD 400 and AD 900 have been interpreted

as being associated exclusively with women and/or the female gender. This thesis re-examines

this assumption in light of more recent work to offer a new interpretation of Pictish mirror and

comb symbols and to suggest a larger context for their possible meaning. Utilizing the Canmore

database, …

Powering An Industry: The History Of The Calumet And Hecla Electrical System And The Environmental Consequences Left Behind, Emma M. Zawisza

Dissertations, Master's Theses and Master's Reports

The Calumet and Hecla Copper Mining Company in Houghton County, Michigan, was established in 1865 and closed its doors in 1968. This company was a major contributor in developing secondary copper processing and used these methods to produce copper even when its underground mines were closed. C&H built its own electrical transmission system that could have rivaled many during its time. This allowed the company to have the ability to produce and control its electrical network and expand, but it had major environmental effects. Polychlorinated biphenyl compounds (PCBs), used in transformer oil and other components were produced between about 1930 …