Photograph of California Quadrangle in Balboa Park, San Diego, CA, 1935. "Subject: Shots at San Diego fair; Client: Union Oil Co[mpany]; Classifications: H-2, P - out of city; Original Print Order: 1 ea[ch], 1 #4, 1 ea[ch] 6, 7; Size: contacts, 11x14, 8x10; Finish: gl[ossy]; for files see me; Re-Order: 1 #6, 1 ea[ch #1, 2, 3, 4, 6, 7, #2, 4, 7, 1 #4; Size: 8x10; Finish: gl[ossy]; Job: 55-11-79; Year: 1935" -- on envelope front. "Operator's Report Name: Dick; 7 Original Photographs-Size: 8x10, #2, 4, 7 [ilg] S. P., 4 Star Engravings 2/45; Amount: 40.00; Extra Charges: Ken Clark" -- on envelope back.