1933 Tripoli Fair, 5L Tiger, presentation card with 16 different perforated trial color proofs, dated 13 Feb 1933 at bottom, v.f., rare (Image)

Est.US$1,000

1932 Rome-Buenos Aires, set of four, each handstamped "Specimen", affixed on pieces of the presentation sheet (presented by the Portuguese Post Office on the receipt from the U.P.U. in Berne, before forwarding to one of its Colonial Post Offices), minor toning, otherwise fine, rare (Image)

Est.US$150