Watch List notes:

(x) BRITISH GUIANA, The Government of British Guiana, specimen $1, ND (1916-18), deep red-brown, no serial numbers, no signatures, ship seal at left value at centre and in borders, reverse ship seal set between guilloches on either side, perforated CANCELLED with small purple SPECIMEN stamp at lower right,(Pick 1s; TBB B101s), in PMG holder 50 About Uncirculated, previously mounted, ink figure 173 in top right corner, extremely rare.

Estimate: 5000 - 7000