ISLE OF MAN 1991 RAILWAYS & TRAMWAYS IMPRINT/PLATE BLOCK SIGNED BY DESIGNER
Railways & Tramways imprint/plate 1A–1A–1A–1A block x 15 (comprising 4p, 17p and 21p with '1991' year imprint) signed by the stamp designer, Tony Theobald. Fresh and fine. Mint lightly hinged. SG367c/374/377a; SC356/448/458
