Cancelling Machine, U.S.P.O. (1903)

Release Date: 1903-08-01
Runtime: 0h 1min
Production Company: American Mutoscope & Biograph
Production Country: United States of America

As a study of a man at work (sorting through a large collection of mail - presumably cancelled judging by this short's title) this film pretty much achieves what it sets out to do.