1935 Map of Bolivia, 2c-2b, twelve different (each value represented, missing only Scott 221,225), plus master die in green (value omitted), all large die proofs die sunk on full cards from the American Bank Note Company, v.f. (Cat No. 219/232P) (Image)

Est.$1,200

1935 Map of Bolivia, 5c-10b, complete set of ten large die proofs, also master die in magenta (value omitted), all large die proofs die sunk on full cards from the American Bank Note Company, v.f. (Cat No. C42-51P) (Image)

Est.$1,200

1951 $3.50 Consular Invoice stamp, American Bank Note Company production file with enlarged composite photographic and hand-painted model on card (290x180mm) dated 11/28/1951, with internal memoranda, work sheets, etc. (Image)

Est.$150

1950 30b and 2.50b revalued stationery cards, 47 different (views) unused, occasional minor toning, generally fine-v.f. (Image)

Est.$250