Subject Source: Art & Architecture ThesaurusScope Note: The broad class of photographs having images composed of more than one hue, plus the neutral tones. For photographs having a range of tones within one hue, see "black-and-white photographs."
Found in 1 Collection or Record:
Collection — Multiple Containers
Identifier: MSF 490
Scope and Contents The Charles M. Ehresman papers document the work and professional activities of Charles M. Ehresman, designer of Purdue University's High Pressure Rocket Laboratory, associate professor of Mechanical Engineering, and operations manager of Purdue's Thermal Sciences and Propulsion Center (known today as Zucrow Laboratories). The collection also documents the design and construction of the High Pressure Rocket Laboratory and its early administration and operations, as well as materials pertaining...
Dates: 1897 - 2011; Other: Majority of material found within 1960 - 1972; Other: Majority of material found within 1997 - 2009