RWANDA (1977) "Heads of black men" by Rubens. Imperforate proof sheet. Scott No 822.
AVAILABLE AT $200
U.S.A. (1980) Benjamin Banneker*. Traverse*. Imperforate pair. Banneker was an African-American scientist who compiled an ephemeris for almanacs in the late 18th century. He constructed a clock with works entirely of wood that kept accurate time for 50 years. He participated and later recreated entirely from memory the survey of the territory that later became Washington DC. Scott No 1804, Yvert No 1273.
AVAILABLE AT $20
EAST GERMANY (1969) Horse*. Black couple*. Set of 6 imperforate progressive proof pairs, including final colors. Christmas cookie molds. Scott Nos 1154-5, Yvert Nos 1214,1216.
AVAILABLE AT $200
BENIN (1978) M. L. King*. Imperforate corner block of 4. Scott No 406, Yvert No 418.
AVAILABLE AT $20
CENTRAL AFRICA (1986) Ronald McNair*. Imperforate pair. Scott No 821.
AVAILABLE AT $10
GUINEA (1985) Viking lander*. Gioun Buford*. Die proof in red of gold foil stamps. Scott Nos 930a-931a. These proofs were printed in Switzerland and bear the raised imprint "IMPRIMERIE DES TIMBRES POSTES - SUISSE."
AVAILABLE AT $50