Elephant seal delivery, [1937-1938?]; Marine specimens

Delivering elephant seals to the San Diego Zoological Gardens[?], seals at the Zoo, Dr. John S. Garth at microscope, close-up of a tiny many-tentacled marine specimen, Dr. Garth at the camera stand, close-up of a small anemone-like marine specimen, close-up of a marine worm, view of mountainous coastline from ship, small boats in the water, men handling a cage containing a seal[?] beside a small boat, Velero III (ship) dockside with crane, Dr. H.M. Wegeforth[?] and Captain G. Allan Hancock looking over seal in cage dockside, unloading caged seals from Velero III. "USC, Dr. Garth, elephant seals." -- written on container. Note: requires preservation. Possibly 1937 or 1938. Reel patent date is stamped on reel "1930".