United States Postage Meter Stamp Catalog/Sub-group PD-D – Vertical rectangle containing "POSTAGE/DUE"

Sub-group PD-D: Vertical rectangle containing "POSTAGE/DUE" right|500px 3 #0018A8 Two variations of the slogan were used. - D1 - 10 mm tall, 19-20 mm wide. The lines of the letters are uniform in thickness - D2 - 9½ mm tall, 17 mm wide. The lines of the letters are of variable thickness, most noticeable in the "O", "S", and "G". The "U" of DUE has a small serif at bottom right. At least 41 machines were used with this slogan starting in 1951. Most had their slogans dies replaced by PD-E dies by the mid-1950s although at least one is known used as late as 1963. Type PD-D-GA1 in 2001 edition right|350px PD-D1.1. Pitney Bowes "JD" or "JDC", first used with Postage Due slogan on December 22, 1951. Type PO-A3.1A (92745 4px CHICAGO / ILL.) with Postage Due slogan D1. V/F: 12px 0 00 Type PD-D-IA4A in 2001 edition right|350px right|350px right|350px PD-D1.2. Pitney Bowes "R" series, October 1951. Type PO-A6.2A/2B with Postage Due slogan D1. Known with three town mark formats: A. Town mark contains "P." and "O." at the sides. At least thirty-six meters were used in Chicago, Dallas, Los Angeles, New York, Saint Louis, and San Francisco starting October 22, 1951. B. Town mark contains "POST OFFICE" at bottom. Four meters known: 12px[S] - 8px107635 4px CHICAGO, ILL.12px(used February 11, 1952 to June 29, 1953 when the town mark was changed to A ) - 8px301005 4px CHICAGO, ILL. - 8px134947 4px DALLAS, TEXAS - 8px107636 4px LOS ANGELES, CALIF. C. Town mark contains no indication of post office use. One meter only: 8px109278 4px DALLAS / TEXAS12px12px[RRRR] V/F: 12px ≋ 00 : Unlisted in 2001 edition right|350px right|350px PD-D2. Pitney Bowes "R" series, October 1951. 12px Type PO-A6.2B with Postage Due slogan D2. Two meters known: A. 8px197917 4px WASHINGTON / P. O. / D.C.♦12px(earliest seen October 29, 1951)12px12px[RRRR] B. 8px186999 4px WASHINGTON / P. O. / D.C.12px(earliest seen March 24, 1952)12px[S for loose tape, RR on cover] V/F: 12px ≋ 00 : ♦12px This is the same meter used in an earlier experiment, Type PD-A3.1C.