Yellow River gauging current meter
Black and white lantern slide of seven people aboard a small boat, reading the meter of a water gauge in the Yellow River.
circa 1918-1921
In Copyright
Grand Valley State University. University Libraries. Lemmen Library and Archives
Merrill_LS00178
image/jpg
Image
eng
Merrill, Robert H., 1881-1955, “Yellow River gauging current meter,” Digital Collections, accessed November 22, 2024, https://digitalcollections.library.gvsu.edu/document/52636.