Photograph of geologist J. Harlan Bretz.
Image 25828 is a 169 by 213 pixel JPEG
Last Modified: 2010-08-25 20:56:10
The file is referred to in 1 page
This image came from a U.S. National Park Service website: http://www.nps.gov/iceagefloods/.
On that website, the photo is attributed as "1949 photo by Dr. Julian Goldsmith."
This item is in the public domain
and maybe reused freely without restriction.