1906, Balboa 1 c., Vignette of the head sunken Die Proof, mounted on a larger thick card, trivial thins at the lower corners, otherwise very fine, rare

1942, Balboa 5 c. black/blue, two sunken Die Proofs with imprints, incl. one Vignette of the centre only, together with Gate of Glory 8 c. black/brown Plate Proof on thick card; one proof small faults due to the mounting, otherwise fine and scarce group

1878/1960 Mostly unused collection of stamps, contained in a stock book, includes mounted mint and a small selction of used examples, some flaws, although many very fine, a valuable and useful accumulation. 

SPECIMEN, 1913: Columbus Stationery Card 1 c. green/black, fresh colour, perforated with special two-line "SPECIMEN A.B.N.Co." together with red overprint "F6235" at top,; very fine, a very rare specialist item

1917/43 (ca.), lot of 9 airmail covers and postal stationery envelopes with interesting cancels and censorship marks