Photograph was edited for publication purposes.; Title supplied by cataloger. Photograph caption dated September 17, 1967 reads, "Relaxing from prescriptions, Dr. P. C. Humphreyes, an energetic rockhound, strategically strikes a piece of quartz with stone to strip a razor edge from it."
Type
Image
Format
1 photographic print :b&w ;26 x 21 cm. Photographic prints
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