Chemistry Stamps
These Post Office stamps were affixed to specially designed envelopes and postmarked on the first day that the stamps were issued.
02.03.1977 | Partition Chromatography at Wira, Postmarked at Leeds
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22500
Stamp Type:
Stamp Details:
8 1/2p Steroids
10p Vitamin C 11p Starch Chromatography 13p Salt Crystallography
Producer/Series:
Official Sponsors
Postmark:
Notes:
Scarce official cover produced by WIRA where Martin & Synge worked.
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Reference Images: Commemorative Stamp Presentation Pack (92) PHQCards (21) Postmark illustrations |
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