​Public Stamp Auction #36

1906 1d Cowan unsurfaced p11, irregular block of 3 on unstamped p/c ex Nelson to New Plymouth, double boxed LOOSE LETTER h/s in black, TO PAY / 3d / DOUBLE DEFICIENCY POSTAGE h/s in black, canc 7 May 1907 New Plymouth; charged a loose letter fee for a rural (or railway post office) collection, but subject to the 1d card rate, hence 3 x 1d dues affixed.