COLOMBIA (1960) Orchids*. Flowers*. Proof sheet consisting of trial printings of three of the 5-centavo stamps in the series affixed to signed and dated card with official signatures, and marked with quantities to print and marginal notes for subtle color changes. Fabulous exhibit item!
AVAILABLE AT $750
COLOMBIA (1960) Antherium andureum*. Passiflora mollissima*. Odontoglossum luteo purpureum*. Proof sheet consisting of trial printing of 35-centavo, 60-centavo and 1.45 peso stamps mounted on signed and dated card with official stamp on reverse, and printing quantities penciled. Fabulous exhibit item!
AVAILABLE AT $475
COLOMBIA (1960) Orchids*. Flowers*. Proof sheet consisting of trial printings of the five 1-peso stamps in the series affixed to signed and dated card with official stamp on reverse, and marked with quantities to print and marginal notes for small changes to some issues. Scott Nos C366-70, Yvert Nos PA357-61. Fabulous exhibit item!
AVAILABLE AT $1,200