Series of shots inside Alta Vista Post Office Terminal: MCS of parcel sorter/coder (0:12). LS of parcel conveyor and chutes (1:03). FOLLOW SHOT as parcel drops down chute to manual parcel sorter (0:27). MSs of male worker shaking out mail from bags onto conveyor (1:10). MS of two men manually cancelling flat (0:10). LS of shake out and manual culling of oversized items (0:35). CS of sorted flats placed on cart (0:19). CS of flats on conveyor (0:14).