on piece  (1d.) blue with good to large margins showing portions of adjoining stamp at foot, clearly tied to piece showing Calais c.d.s., fine. B.P.A. Certificate (2001). Sc. 9; S.G. 13, £1600. Photo
1852-60 LITHOGRAPHED ISSUES 1852 (Sept.) First Issue, Fine Impression, Yellowish Paper
on piece (1d.) blue with good to large margins showing portions of adjoining stamp at foot, clearly tied to piece showing Calais c.d.s., fine. B.P.A. Certificate (2001). Sc. 9; S.G. 13, £1600. Photo

细节
on piece (1d.) blue with good to large margins showing portions of adjoining stamp at foot, clearly tied to piece showing Calais c.d.s., fine. B.P.A. Certificate (2001). Sc. 9; S.G. 13, £1600. Photo
来源
Dale Lichtenstein, 1990