Shubrooks, George E.
Person
Dates
- Existence: 1900-05-09 - 1986
George E. Shubrooks was born in Lancaster, Pennsylvania, in 1900. He was the only child of his father George, a coffee merchant, and his mother, Alice, a housekeeper. At 18 years old, Shubrooks was employed by Lancaster Steel Products Company, where he began what would become a lifelong career in lab work.
Shubrooks spent approximately 35 years at Hamilton before his retirement in 1961-1962 amid changes in the company and its broader focus. He started as a foreman in 1926, progressed to Chief Chemist and Metallurgist,then later became Manager of Research. He was married to Stella Shenk, a clerk at the County Treasurer’s Office. They did not have children. Shubrooks died in Lancaster during September of 1986.
Found in 166 Collections and/or Records:
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.
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.
Elgin, Elinvar Hairsprings, 1947
File — Box: Letter, Box: 3, Folder: 5
Scope and Contents
Series consists of correspondence, tests, research reports, and drawings that document the development, application, and production costs of metal alloys for hairsprings. Correspondence pertaining to the acquisition, analysis, and use of raw materials is mostly between Hamilton and International Nickel Company.
Elinvar, Dynavar, 1950 - 1956
File — Box: Letter, Box: 3, Folder: 3
Scope and Contents
Series consists of correspondence, tests, research reports, and drawings that document the development, application, and production costs of metal alloys for hairsprings. Correspondence pertaining to the acquisition, analysis, and use of raw materials is mostly between Hamilton and International Nickel Company.
Elinvar Fuse Chains, 1945 - 1946
File — Box: Letter, Box: 12, Folder: 10
Scope and Contents
Series contains research reports, compensation and fatigue test data, correspondence, drawings, photographs, and various instructions that pertain to the production, design, distribution, assembly, use, and performance of marine chronometers. Drawings and photographs show various chronometers and parts: Models 4221, M21, M22, and M23, among others. Beyond chronometers, this series highlights Hamilton’s contributions to World War II through the Army-Navy E Award and “Tomorrow In the Making” - ...
Engineering and Management Philosophy, 1944 - 1954
File — Box: Legal - Tall, Box: 49, Folder: 8
Scope and Contents
Series contains personal papers, articles, publications, reports, data, correspondence, specifications, procedures, and photographs. These materials reflect the social structures of personnel, as well as research and development activities at Hamilton. Nearly a quarter of the entire collection comes from Shubrooks files. As evidenced by notes on many documents, he intentionally obtained and organized records on specific topics, most of which pertained to his fields of expertise: metallurgical...
Engineering Job Descriptions and Policy Planning, 1957 - 1958
File — Box: Letter, Box: 53, Folder: 6
Scope and Contents
Series contains various administrative records about personnel and different aspects of employment at Hamilton. Included are performance evaluations, job descriptions, salary schedules, payroll information, job applications, promotion policies, and stock shareholder information.
Engineering Job Descriptions and Salary Schedule, 1956 - 1958
File — Box: Letter, Box: 53, Folder: 5
Scope and Contents
Series contains various administrative records about personnel and different aspects of employment at Hamilton. Included are performance evaluations, job descriptions, salary schedules, payroll information, job applications, promotion policies, and stock shareholder information.
Engineering Organization Book, 1942 - 1960
File — Box: Letter, Box: 57, Folder: 2
Scope and Contents
Series contains various administrative records about personnel and different aspects of employment at Hamilton. Included are performance evaluations, job descriptions, salary schedules, payroll information, job applications, promotion policies, and stock shareholder information.
Engineering Outing Maps and Vacation Memo, 1943
File — Box: Legal - Tall, Box: 49, Folder: 3
Scope and Contents
Series contains personal papers, articles, publications, reports, data, correspondence, specifications, procedures, and photographs. These materials reflect the social structures of personnel, as well as research and development activities at Hamilton. Nearly a quarter of the entire collection comes from Shubrooks files. As evidenced by notes on many documents, he intentionally obtained and organized records on specific topics, most of which pertained to his fields of expertise: metallurgical...