National Science Research Council 1978

Now showing: Guyana - Postage stamps - 1978 - National Science Research Council - 4 stamps.

1978 National Science Research Council

4. September WM: 3 Perforation: 14

[National Science Research Council, type HI] [National Science Research Council, type HJ] [National Science Research Council, type HK] [National Science Research Council, type HL]
No. Type D Mint Condition Unused Used Letter/FDC
299 HI 10C 0.29 - 0.29 - USD  Info
300 HJ 30C 0.29 - 0.29 - USD  Info
301 HK 50C 0.58 - 0.58 - USD  Info
302 HL 60C 0.58 - 0.58 - USD  Info
299‑302 1.74 - 1.74 - USD 
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