GUINEA (1964) New York World Fair*. Trial color proof gutter pair of S/S. Scott No C63.
AVAILABLE AT $30
GUINEA (1965) New York World Fair*. Trial color proof gutter pair of S/S. Scott No C69. Same colors as C70.
AVAILABLE AT $30
GUINEA (1965) New York World Fair*. Trial color proof gutter pair of center vignette of S/S. Scott No C69.
AVAILABLE AT $30
GUINEA (1965) New York World Fair*. Imperforate gutter pair of center vignette of S/S. Scott No C70.
AVAILABLE AT $30
GUINEA (1966) Water cycle*. UNESCO emblem*. Set of 5 trial color proofs of the 25 Fr value, in colors different from the final stamp. All but one have the UNESCO emblem and orange dot, but the last has it in green! Symbolic watercycle, issue was for the Decade of International Hydrology. Scott No 434, Yvert No 285. Scarce!
AVAILABLE AT $50
GUINEA (1966) Water cycle*. UNESCO emblem*. Trial color proof pair. Symbolic water cycle, issue was for the Decade of International Hydrology. Scott Nos 434, Yvert No 285.
AVAILABLE AT $15