Description
8 photographs of men lubricating automobile, Southern California, 1931. "Subject: giving lubrication instructions; Client: Union Oil; Year: 1931; Job: 11-20-134" -- on envelope front. "Operator's Report: Joe; Original Photographs: 8 11x14 gl m[ou]n[te]d; Amount: 30.00; Extra Charges: Badger" -- on envelope back.
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Metrics Over Time
Publication Details
Subfield
Mechanical Engineering
Field
Engineering
Domain
Physical Sciences
Confidence Score
25%
Source
Scholar Data Model
Keywords
Unknown