Victor J. Evans. What to Invent. The Evolution of Invention and Suggestions as to Active and Profitable Fields of Inventions in Which Improvements Are Desired
setName: label: See more items in
content: Division of Mechanical and Civil Engineering Panama Canal Collection
unitdate: label: Date
content: 1916
container: label: Container
content: Box 1, Folder 4
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials
scopecontent: label: Scope and Contents
content: See accession 2001.0302.