TOGO (1987) Nangbeto dam*. Imperforate corner block of 4. Scott No 1417.
AVAILABLE AT $20
FRENCH WEST AFRICA (1947) Bamako dike. Imperforate block of 4. Scott No 37, Yvert No 26.
AVAILABLE AT $15
IVORY COAST (1959) Ayamé Dam*. Imperforate corner block of 4. Scott No C16, Yvert No PA20.
AVAILABLE AT $80
NEW CALEDONIA (1959) Yaté dam*. Imperforate corner block of 4. Scott No C28, Yvert No PA70.
AVAILABLE AT $50
EAST GERMANY (1968) Spremberg dam*. Imperforate pair with gutter. Scott No 1039, Yvert No 1096.
AVAILABLE AT $60
ST. PIERRE & MIQUELON (1976) Vigie Dam*. Imperforate corner block of 4. Scott No 450. Yvert No 452.
AVAILABLE AT $75
SOLD
IVORY COAST (1972) Kossou dam*. Imperforate corner bl/4. Scott No C53, Yvert No PA59.
AVAILABLE AT $40
MALI (1980) Hydroelectric dam*. Ox plowing field*. Electric transmission lines*. Imperforate corner block of 4. Scott No 388. Yvert No 387.
AVAILABLE AT $20