Box Letter
Container
Contains 103 Collections and/or Records:
Article -- "Oil", not dated
File — Box: Letter, Box: 7, Folder: 56
Scope and Contents
This collection represents the collected papers and manuscripts of noted horologist of the mid 20th Century, Orville Hagans. This includes articles, photographs, and correspondence of Hagans, as well as scrapbooks, research, and various other material.
There are a number of article manuscripts from the Hagans library that are represented in this collection (see Series I). These are primarily typed articles, several of which include suggested edit, correspondence, and photographs...
Article -- 1: "Techniques in Repairing Broken Watch Parts", not dated
File — Box: Letter, Box: 7, Folder: 57
Scope and Contents
This collection represents the collected papers and manuscripts of noted horologist of the mid 20th Century, Orville Hagans. This includes articles, photographs, and correspondence of Hagans, as well as scrapbooks, research, and various other material.
There are a number of article manuscripts from the Hagans library that are represented in this collection (see Series I). These are primarily typed articles, several of which include suggested edit, correspondence, and photographs...
Project #5020, Corrosion Resistant, Non-Magnetic Dynavar Mainsprings, 1950
File — Box: Letter, Box: 7, Folder: 1
Scope and Contents
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.
Humidity Test for Timepiece Mainsprings, 1946 - 1947
File — Box: Letter, Box: 7, Folder: 2
Scope and Contents
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.
Dynavar Mainspring Tests, 1950 - 1957
File — Box: Letter, Box: 7, Folder: 3
Scope and Contents
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.
Project #5274, Operation and Maintenance Manual -- Mainspring Torquometers , 1951
File — Box: Letter, Box: 7, Folder: 4
Scope and Contents
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.
Mainsprings, 1940 - 1955
File — Box: Letter, Box: 7, Folder: 5
Scope and Contents
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.
Inventory Procedures, Metals Processing and Mainspring Manufacture, 1951
File — Box: Letter, Box: 7, Folder: 6
Scope and Contents
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.
Drawings, 1933 - 1952
File — Box: Letter, Box: 7, Folder: 7
Scope and Contents
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.
Drawings, 1931 - 1952
File — Box: Letter, Box: 7, Folder: 8
Scope and Contents
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.