The Goodyear-Zeppelin airship (blimp) attempts to moor onto the Navy's fleet oiler the USS Patoka in the San Pedro Harbor. The airship, (blimp) had recently arrived in Southern California, where the mild climate was considered ideal for the weather-sensitive airship.
The Navy's fleet oiler USS Patoka in the San Pedro Harbor awaits the Goodyear-Zeppelin airship (not pictured), which is practicing mooring into the ship.
Possibly related to Los Angeles Times article, “Blimp Volunteer Finds Mooring to Floating Mast at Harbor Easy,” 24 Feb. 1932: A3; or “Ship Could Moor Zeppelin: Patoka, Equipped to Anchor Air Liner in Emergency, Has Received No Orders to be Prepared,” 15 Oct. 1928: 2.