b'72619619E PS POSTAL CARDS: d William Bell Essay Se-Tenant Pair in rose-red with void or lined background, bothunits with Reversed Q of QUEENSLAND, on ungummed, unwatermarked paper. Only example known.Ex Besancon. .$400600620 620E PS POSTAL CARDS: 1880 1d unissued Postal Card Essay in Black with two impressions of the First Sideface 1d Die I in the upper-left or upper-right corners of the card, with identical wording on the face and reverse to the d Postal Card essay (see lot 1). Only 3 recorded.Ex R.A. Butler. .$5,0007,500621621P PS POSTAL CARDS: near final Proof of the issued 1d Postal Card in carmine, only lacking the positional linesabove and below the heading which were a feature of the issued card. Only known example.Ex R.A. Butler. $3,0004,000'