1879 4d Die Proof in black on white glazed card, stamped "BEFORE HARDENING" and dated "May 31 1879", 92x60mm. A fine and rare De La Rue die proof. Photo on Page 136. (Image1)

1891 1c Imperforate colour trials on gummed unwatermarked paper, both in green with the duty plates in red or purple, fine and scarce. (2). Photo on Page 120. (Image 1) (Image 2) (Image1)

1902 KEVII 10c Imperforate colour trials on gummed unwatermarked paper, both in purple with the duty plates in red or orange, fine and scarce. (2). Photo on Page 120. (Image 1) (Image 2) (Image1)