These Post Office stamps were affixed to specially designed envelopes and postmarked on the first day that the stamps were issued.
02.03.1977 | Shell Chemicals, Postmarked at Philatelic BureauBUY NOW £45
8 1/2p Steroids
10p Vitamin C
11p Starch Chromatography
13p Salt Crystallography
Producer/Series: Official Sponsors
Notes: Complete with three panel insert card
Stock remaining: One Left!
Presentation Pack (92)
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