Collection Guide
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Guide to the Ralph M. Heintz Prints, Tracings, and Sketches M0293
M0293
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Table of contents
Language of Material:
English
Contributing Institution:
Department of Special Collections and University Archives
Title: Ralph M. Heintz Prints, Tracings, and Sketches
creator:
Heintz, Ralph M.
Identifier/Call Number: M0293
Physical Description:
3 Linear Feet
(43 map folders and 10 rolls)
Date (inclusive): 1929-1976
Abstract: This collection consists of prints, tracings, and sketches of technical equipment such as compressors, engines, and generators.
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.
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.
[Identification of item] Ralph M. Heintz prints, tracings, and sketches, (M0293) Dept. of Special Collections, Stanford University
Libraries, Stanford, Calif.
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
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.
Received from M. E., London, 1977
Ralph M. Heintz papers, 1930-1976, Bancroft Library, UC Berkeley
Perham Collection, History San Jose
Subjects and Indexing Terms
Compressors.
Refrigeration and refrigerating machinery.
Sketches.
Tracings.
Prints.
Heintz, Ralph M.
Ampex Corporation