NIGER (1965) Men closing bags of peanuts*. Set of 4 trial color proofs with multicolor issued to publicize Niger's peanut industry. Scott No C33, Yvert No PA33. Hard to find!
AVAILABLE AT $40
FRANCE (1969) Woman with sheaves of grain*. Trial color proofs in margin strip of 5. Scott Nos B423, Yvert Nos 1619. Painting ("Summer") by Mignard.
AVAILABLE AT $200