California Institute of Technology > Image Archive > Rolling parallel ruler

Image / Rolling parallel ruler

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Title
Rolling parallel ruler
Date Created and/or Issued
193u~
Contributing Institution
California Institute of Technology
Collection
Image Archive
Rights Information
Materials from the Caltech Archives are made available online for research purposes. Permission for reproduction, distribution, public display, performance, or publication must be obtained in writing from the Head of Archives. The Caltech Archives makes no representation that it is the copyright owner in all of its holdings. It is the responsibility of the user to obtain all necessary rights and clearances for use of materials. For questions, contact Head of Archives.
Description
Keuffel and Esser 18" rolling parallel ruler. Model 1758. Brass construction, encased in wooden box.
Gift of George Housner.
ca 1930s
Type
Image
Format
Photographs
Identifier
ct1:6760
http://archives-dc.library.caltech.edu/islandora/object/ct1%3A6760

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