Folder 17.3
Container
Contains 27 Results:
Blueprint: Piece of mail with 3 cent postage stamp; includes detailed calculations and diagrams of specimens, 1961
Item — Multiple Containers
Dates:
1961
Notes: Close-up of "American Steel" postage stamp next to calculations and diagram of specimen, 1961
Item — Multiple Containers
Dates:
1961
Notes: Close-up of "American Steel" postage stamp next to calculations and diagram of specimen, 1961
Item — Multiple Containers
Dates:
1961
Testing specimen: Table of research and design problems related to various structures including Multi-Story Frames, Bridges, Trusses, Arches and Rings, and Ships, 1961
Item — Multiple Containers
Dates:
1961