3 photographs of Signal Oil Co. plane and truck at Municipal Airport [Los Angeles International Airport], Los Angeles, CA, 1931. "Subject: plane & truck at Municipal Airport; Agency: Logan & Stebbins; Client: Signal Oil Co.; Original print order: 2 Ea[ch]; Size: 8x10; Finish: gloss[y]; Re-order: 4#2, 5#3, 10#3; Size: 8x10; Finish: gl[ossy]; Year: 1931; Job: 7-27-151" -- on envelope front. "Extra charges: Jeffries; Original photographs-Size: 3, 8x10, (Out of City 15 miles), 5.00; Operator's report (Name): Frank" -- on envelope back.