Canada 119c

1917 Twenty cent dark olive green, wet printing, mint plate "A4" imprint block of six, natural straight edge and guide arrow at left, right block shows full strength Type A lathework with unusually prominent doubling (16mm wide) below right stamp; top centre stamp hinged, others NH. An appealing and very scarce block, Fine to Very Fine, (Unitrade 119c; cat. $3,000 as a block of four with doubling) ex. "Lindemann" collection
(private treaty circa. 1997)