1938 Rowland Hill, uncut pair of perforated souvenir sheets, unused without gum, on gray paper, fine-v.f., rare (Cat No. 465var) (Image)

Est.$500

1940 New York World's Fair, five sets of three souvenir sheets of 10, unused without gum as issued, fine-v.f., cat. $1995 (Cat No. 496a-98a) (Image)

Cat. $1995, Est.$500

1940 New York World's Fair, two sets of three souvenir sheets of 10, unused without gum as issued, fine-v.f., cat. $798 (Cat No. 496a-98a) (Image)

Cat. $798, Est.$200