BRITISH GUIANA 1940 SGD2a/ab Postage Due 2c black with watermark error Crown missing digital-edition showing two young children working

showing two young children working the forge and anvil

1910) promoting the benefits of the "Printex" process for the rapid production of plates for surface-printing via photo-etched dies (without the need for hand-engraving)

tears to face panel)

Chakrata (near Dehra Dun) being scarce

BRITISH GUIANA 1940 SGD2a/ab Postage Due 2c black with watermark error Crown missing digital-edition showing two young children workingPostage Due. 1940 55 2c black, chalk surfaced paper, complete sheet of 60 (6x10), showing wmk error 'Crown missing' at R4 5 5, unmounted o. g. Extremely scarce, especially in this intact form. BPA cert (1955). (cat 715+) P212006193