61 var (SB10s, 64s var) 1926 $1.44 stamp booklet, exploded, with cover and including all four original sheet-margin panes of six of the 6¢ scarlet Tiger, each stamp handstamped "SPECIMEN" in blue-black (Samuel Type D18), mounted on De La Rue archival page numbered "0000885", UNIQUE, a once in a lifetime opportunity for any Specialist of booklet rarities.