1949, violet two-line cancel "stamps inadmissible return to sender" on folded letter with 1. posting BERGISCH GLADBACH. . . . . With 10 Pfg. buildings, then help for the Needy surtax stamp removed, reference postmark crossed out and 2. posting with new 10 Pfg. buildings from BERGISCH GLADBACH 22. 1. 49 to Berlin Wilmersdorf, folded letter left with defect (files yank out), otherwise fine commercial usage