Laboratory shots for South California Business cover, Southern California, 1933

6 photographs of man in laboratory, Southern California, 1933. "Subject: Laboratory shots for So[uth] Calif[ornia] Business cover; Client: Union Oil Co[mpany]; Job: 32-23-109; Year: 1933; Classifications: I- Oil refinery, [ilg] art shots; Original Print Order: 1 #2; Size: 30'' wide; Finish: as masked; Mount: Dull mounted; Re-order: 1 #2, 1 #3, 8x10, 4x5, gl[ossy]" -- on envelope front. "Operator's Report (Name): Dick; Original photographs- Size: 1, 8x10, incl[uding] Culete, #3- Leon Finch Co[mpany], 12/41, #3 Barnes Chare 6/49, #3 Calif[ornia] Health [ilg] 3/50, #3 Ed Kellogg, 8/51; Amount: 25" -- on envelope back.