1850, Isabella II. 12cs. lilca, block of six, good and well balanced margins all around, fresh colour, used with "araña", a very fine and attractive multiple, signed Diena and Baschwitz BPP with certificate (2009) (Image)

1850, Isabella II. 12c. lilac, Sperati forgery, paper trial with static cancel, fine (Image)

1850, Isabella II. 5r. red, Sperati forgery, used, fine, signed Sperati Reproduction (Image)

1850, Isabella II. 6r. blue, Sperati forgeries type A and B, used, fine, signed Sperati Reproduction resp. in pencil (Image)

1850, Isabella II. 10r. green, Sperati forgery, used, fine, signed Sperati Reproduction (Image)

1850, Isabella II. 10r. green, two Sperati forgeries, used with blue resp. red "11" of Zaragoza, fine, signed Sperati Reproduction (Image)

1850, Isabella II. 10r. (green), Sperati forgery, protected cliché with some notes on top, very rare and attractive (Image)

1851, Isabella II. 12 cs. lilac, block of 4 with full to wide margins, nice and fresh colour, cancelled by 2 almost complete strikes of 'araña' cancel, very fine, certificate CEM (1983) (Image)

1850, Isabella II. 12c. blue, Speratis working color proof with additional printed notes and signed Mariano "Egisto" Sperati, fine and attractive (Image)

1851, Isabella II. 2r. orange-red, Sperati forgeries type A and B, used, fine, unsigned resp. sign. Sperati Reproduction (Image)

1850, Isabella II. 2r. (orange-red), Sperati forgery, protected cliché with some notes on top and bottom, very rare and attractive   (Image)

1850, Isabella II. 2r. blue Error of colour, Sperati forgery  in block format with pencil signature, signed Sperati Reproduction  (Image)

1850, Isabella II. 2r. blue Error of colour, Sperati forgery, used, fine, signed Sperati Reproduction a.o. (Image)

1850, Isabella II. 2r. blue Error of colour, Sperati forgery in block format with notes, fine (Image)

1850/1878, interesting group of more than 190 BPA proofs, stamps and cancellations, all signed by BPA and mounted on pages, fine

1851, Isabella II. 5r. rose, horizontal strip of three, fresh colour and good margins all around, used with "araña", fine and attractive, signed Diena and Ebel (Image)

1851, Isabella II. 6r. blue, Sperati forgery, used, finem signed Sperati Reproduction (Image)

1851, Isabella II. 10r. green, Sperati forgeries type A and B, used, fine, signed Sperati Reproduction (Image)

1852, Isabella II. 12c. lilac, Sperati forgery, unused, fine, signed Reproduction  (Image)

1852, Isabella II. 2r. pale-orange, Sperati forgery type A, used, fine, signed Reproduction  (Image)

1852, Isabella II. 2r. pale-orange, Sperati forgery type B, unused, fine (Image)

1852, Isabella II. 2r. pale-orange, Sperati forgery type A in block format with pencil signature, signed Sperati Reproduction  (Image)

1852, Isabella II. 2r. pale-orange with upper sheet margin, Sperati forgery type E, used with blue parilla, some notes on top margin, fine (Image)

1852, Isabella II. 2r. pale-orange, Sperati forgery type A, tied by parrilla to small piece with adjacent red cds., signed SPERATI on stamp and signed Sperati Reproduction (Image)

1851, Isabella II. 5r. light-green, block of 4 with good margins all around, nice and fresh colour, used with barred "parilla", very fine, certificate Soeteman (1989) Provenance: Burrus (3rd Willy Balasse, 1963)   (Image)