Mail is delivered by U.S. Post Office workers on new autoped machine
USA: D.C.: Washington:
American Inventions: Post Office Messengers Autoped Machine
LV to MV messengers, all loaded with postal sacks, out of Post Office Building with autopeds (looking rather like scooters) and about to go on them
MV to LV messengers standing on their machines and away (one of them pushing with foot all the while!) along avenue, passers-by in FG.
postal, mailmen, messenger, scooters, post, postmen
Background: Mail is delivered by U.S. Post Office workers on new autoped machine