Series of shots inside Alta Vista Post Office Terminal: MS of postal truck backing up in loading bay (0:15). MS of garage door opening, a truck enters, backs up into bay, carrier unloads mail bags (0:48). Similar shot with larger truck (0:17). MCS of truck backing up into bay (0:23). MS of smaller Jeep-like postal truck parked in bay (0:04). CS of carrier unloading bags from truck (0:44). CS of bags being dropped into chute (0:03). MS front view of postal van parked in bay, two more vans come into view and back up beside it (0:32).