Alaska soil layers
Black and white lantern slide of soil layers with measuring device.
circa 1935
In Copyright
Grand Valley State University. University Libraries. Special Collections & University Archives
Merrill_LS00320
image/jpg
Image
eng
Merrill, Robert H., 1881-1955, “Alaska soil layers,” Digital Collections, accessed May 8, 2024, https://digitalcollections.library.gvsu.edu/document/52753.