![]() | WALTON Don C. The Squared Circle Postmarks of Yorkshire Yorkshire Postal History Society (1973) 37 large pp. 1st ed. Signed by author on title page. Fine in card covers. | £10.00 |
![]() | WHITEHEAD Alfred The Squared Circle Postmarks of Canada B.N.A. P.S. (1959) 56pp. 2nd ed., small tear to title page otherwise clean in green card covers. | £5.00 |
![]() | WHITEHEAD Alfred The Squared Circle Postmarks of Canada B.N.A.P.S. (1959) 56pp. 2nd ed., ex philatelic library with small h/s on inside cover otherwise clean. | £4.00 |
![]() | WALTON Don C. The Squared Circle Postmarks of Yorkshire Yorkshire Postal History Society (1973) 37 large pp. 1st ed. Fine in card covers. | £10.00 |
![]() | STITT DIBDEN W.G. Squared Circle Postmarks. Harry Hayes (1974) 29 large pp. 2nd ed. Fine in card covers. | £7.00 |
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