Ladder & grids at Grand Rapids
Black and white photograph of a ladder with two adjustable legs over a measuring grid square on grass. Part of a camera ladder rig system developed by Merrill for taking overhead photographs of archaeological excavations. Flowers and trees are visible behind the ladder.
1940-09-04
In Copyright
Grand Valley State University. University Libraries. Lemmen Library and Archives
Merrill_ProcessFilm_P_278
image/jpg
Image
eng
Merrill, Robert H., 1881-1955, “Ladder & grids at Grand Rapids,” Digital Collections, accessed November 24, 2024, https://digitalcollections.library.gvsu.edu/document/50425.