Lot 135 E
Canada, 1928 Canada - Germany compound country issue, Dr. Eckerlin rotary press sample sheet, bearing reproductions of three Canada 1911 3¢ blue KGV definitive (reverse print) and reverse with block of four of German 12pf essay, wove paper (80x105mm); vertical file fold, otherwise Very Fine, a very rare sample essay, accompanied by photocopy RPSL certificate for similar sheetlet.Estimate $600 - 800.
Dr. Eckerlin was director of Herbst & Illig of Frankfort-am-Main, Germany. In 1928, Dr. Eckerlin contacted Treadway of ABN for purposes of promoting a proprietary rotary intaglio printing process that was faster and cheaper than steel engraving printing.