Photograph of Arnold Beckman and James McCullough at Optical Bench

Beckman & McCullough_10.28-10_1200.jpg

Title

Photograph of Arnold Beckman and James McCullough at Optical Bench

Source

http://archives-dc.library.caltech.edu/islandora/object/ct1%3A1683

Date

1934

Citation

“Photograph of Arnold Beckman and James McCullough at Optical Bench,” Caltech Archives Exhibits, accessed November 25, 2017, http://caltech.omeka.net/items/show/18.