The Caltech Archives
Welcome imageimageimage
Archives Catalog Entry

Memorabilia
Folding ruler

One of a group of drafting instruments used at Throop, ca. 1896-1897.


ID: 1989-00374

MEDIUM: Wood; QUANTITY: 1

Topics: Throop

For information on using Archives materials for commercial or educational purposes (including reproducing PhotoNet images) please see Access and Use.

Return to Search the Archives

Search Help

Caltech