Losnr. 928 - 257.-264. Auktion
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Losnr. : 928 Italien
Balbo Transatlantic Mass Formation Flight 1930 (Dec.): 7L.70 light blue and drap in an unmounted mint and marginal block of nine from the left of the sheet, showing "Seven stars" variety in the center. Horizontally folded perforation between second and third row, otherwise fine and scarce, cert. Bolaffi (1992) Sassone = EUR 18'000.Ausruf : 4.000 CHFZuschlag : 4.000 CHF