Ralph M. Heintz Prints, Tracings, and Sketches, 1929-1976

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Summary

Title:
Ralph M. Heintz Prints, Tracings, and Sketches
Dates:
1929-1976
Creators:
Heintz, Ralph M.
Abstract:
This collection consists of prints, tracings, and sketches of technical equipment such as compressors, engines, and generators.
Extent:
3 Linear Feet (43 map folders and 10 rolls)
Language:
English
Preferred citation:

[Identification of item] Ralph M. Heintz prints, tracings, and sketches, (M0293) Dept. of Special Collections, Stanford University Libraries, Stanford, Calif.

Background

Scope and content:

This collection consists of prints, tracings, and sketches of technical equipment such as compressors, engines, and generators. The companies represented in these materials include: Ampex Corporation, Coolerator Company, Bendix Aviation Corporation, ITT Corporation, American Motors Corporation, Dalmo-Victor Company, Studebaker Corporation, Hewlett-Packard Company, Eitel McCullough Corporation, Jack & Heintz, and Heintz & Kaufman. There are also two rolls of blueprints for a private residence and a school. Most of the materials are stamped 'The Ramohs', which was Ralph and Sophie Heintz's home and workshop in Los Gatos, California.

Note: Some of the materials are fragile and require extra care while handling.

Biographical / historical:

Ralph M. Heintz was chemical engineer and a physical chemist. He was a leading figure in early electronics and radio engineering. After serving in the U.S. Army Signal Corps in World War I, Heintz earned a chemistry degree from Stanford University. He then started the firm Heintz & Kaufman which produced transmitting and vacuum tubes for radios as well as completed radio sets primarily for airplanes and ships.

Custodial history:

Received from M. E., London, 1977

Rules or conventions:
Describing Archives: A Content Standard

About this collection guide

Collection Guide Author:
Processed by Edward F. Meylan; machine-readable finding aid created by C. Del Anderson
Date Encoded:
This finding aid was produced using ArchivesSpace on 2019-01-30 11:24:45 -0800 .

Access and use

Restrictions:

The collection is open for research. Note that material is stored off-site and must be requested at least 36 hours in advance of intended use.

Terms of access:

While Special Collections is the owner of the physical and digital items, permission to examine collection materials is not an authorization to publish. These materials are made available for use in research, teaching, and private study. Any transmission or reproduction beyond that allowed by fair use requires permission from the owners of rights, heir(s) or assigns. See: http://library.stanford.edu/spc/using-collections/permission-publish

Preferred citation:

[Identification of item] Ralph M. Heintz prints, tracings, and sketches, (M0293) Dept. of Special Collections, Stanford University Libraries, Stanford, Calif.

Location of this collection:
Department of Special Collections, Green Library
557 Escondido Mall
Stanford, CA 94305-6004, US
Contact:
(650) 725-1022
specialcollections@stanford.edu
Website