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Showing Collections: 1 - 2 of 2

Ralph S. Johnson papers

 Collection — Multiple Containers
Identifier: MSA 25
Scope and Contents The Ralph S. Johnson papers document the pioneering aviation career of Ralph S. Johnson. Included among the papers are aeronautical engineering drawings done by Johnson, along with articles and papers authored by him. The newspaper clippings, awards, and honorary Doctorate of Engineering from Purdue University focus on the latter part of his career, as he was being recognized as an aviation pioneer. The biographical information was often collected and written by the authors, as a...
Dates: 1924 - 2010; Majority of material found within 1930 - 1947

Theodore Morris papers

 Collection — Multiple Containers
Identifier: MSA 342
Scope and Contents

The Theodore Morris papers document the education and professional work of 1906 Purdue graduate Theodore Morris. The papers include his mechanical engineering assignments, engineering and metallurgy notebooks, and documentation related to his 1934 patent for an "Aggregate Treating Apparatus" for use in "drying sand, stone, and other mineral aggregate for use with asphaltic cement and other bituminous materials for paving purposes."

Dates: 1904 - 1934