Mercury, Letters (Guyana 1949)

10 October (Guyana ) within release UPU Issue goes into circulation Stamp Mercury, Letters face value 12 Guyanese cent

Stamp Mercury, Letters in catalogues
Michel:	Mi:GY 194
Stamp Number:	Sn:GY 248

Stamp is square format.

Also in the issue UPU Issue:

• Stamp - Mercury and Symbols face value 4;
• Stamp - Plane, Ship and Globes face value 6;
• Stamp - Mercury, Letters face value 12;
• Stamp - Monument, Bern face value 24;