細節
Proof DIE PROOFS: The collection of sixty nine dies in varying forms and in a variety of colours, comprising large head dies (2), master (3), 2p. composite with 3p. (5), 2p. (3), 3p. (9), 4p. composite with 9p. (10), 9p. (6), 1a., 1½a. composite with master (5), 1½a. (3), and 2a. composite with 3a., all struck on various size pieces of wove paper, some with notations in ink or pencil. A colourful and unique group