Identified! [Daniel W. Kessler of the National Bureau of Standards with device used to test slabs of marble over long periods of time] ? (LOC)
Photos displaying on either side of this one in the Prints & Photographs Online Catalog may yield clues—view the neighboring photos: www.loc.gov/pictures/related/?&pk=hec2013015072&s...
Harris & Ewing,, photographer.
[Daniel W. Kessler of the National Bureau of Standards with device used to test slabs of marble over long periods of time]
[1925 June 9]
1 negative : glass ; 4 x 5 in. or smaller
Tile from Flickr Commons Project, 2015; and based on National Photo Company Collection negative LC-F81-36073.
Date based on date of negatives in same range and negative in National Photo Company Collection.
Gift; Harris & Ewing, Inc. 1955.
Format: Glass negatives.
Rights Info: No known restrictions on publication.
Repository: Library of Congress, Prints and Photographs Division, Washington, D.C. 20540 USA, hdl.loc.gov/loc.pnp/pp.print
Part Of: Harris & Ewing Collection (Library of Congress)
General information about the Harris & Ewing Collection is available at hdl.loc.gov/loc.pnp/pp.hec
Higher resolution image is available (Persistent URL): hdl.loc.gov/loc.pnp/hec.45047
Call Number: LC-H234- A-9742