One meter used in one location on four days in 1941.
Printed in red on the first day and in orange on the remaining days.
Type PD-A-IA3 in 2001 edition
PD-A1. Pitney Bowes "R", February 26-29, 1941.[RR for philatelic cover, RRRR for non-philatelic cover]
Post Office Type PO-A6.1B with Postage Due slogan A.
One meter only: 102973 BROOKLYN / N.Y.
Used during a four day trial from February 26 to 29 in 1941.
Impressions from February 26 are in red, subsequent impressions are in orange.
V/F: . 00 :
NOTES:
Nearly all known examples are philatelically prepared covers. Non-philatelic covers are extremely rare.
Proofs on unaddressed covers are known as early as February 24, 1941.
Postage Due slogan A is known with meter 104859 "NEW YORK / N.Y." dated June 4, 1941. The stamps are demonstration proofs. It was never used to frank actual mail. Only a couple examples are known. [RRRR]