108651 - 1955 UNPAID MAIL USED LOCALLY IN PLYMOUTH.

1955 UNPAID MAIL USED LOCALLY IN PLYMOUTH. Envelope Plymouth to Plympton, posted unpaid and cancelled PLYMOUTH.DEVON date stamp 19 AU 55 with "3D/620" charge mark of Plymouth and 3d postage due cancelled PLYMPTON 20 AU 55. (Ref 108651).