Metals for Mainspring Ingots, 1942 - 1947
File — Box: Letter, Box: 6, Folder: 5
Series contains data, correspondence, research documentation, and drawings, as well as metals processing and mainspring manufacturing procedures. Data shows the results of humidity tests and inspection of Dynavar mainsprings.
Dates
- 1942 - 1947
Language of Materials
English
Extent
From the File: 42 Linear Feet : 71 Boxes
Source
- Shubrooks, George E. (Person)
Creator
- From the File: Hamilton Watch Company (Organization)
- From the File: Shubrooks, George E. (Contributor, Person)
- From the File: Drescher, Ernest W. (Contributor, Person)
Repository Details
Part of the NAWCC Library and Research Center Archives Repository