CORINPHILA AUCTIONS 297 - 308 Day 6

1873 (25.Sep.): 1c grey green, (London print) on newspaper "UNITA ITALIANA" of GENUA sent to FORLI. The stamp was attached to the paper before printing and is cancelled by part newspaper print. A very unusual piece, rare in this form. Signed Colla and certificate E. Diena  (1987).