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Source:
Colnect
Issued by:
Ceylon
Function:
postage
Date:
8/1
/
1969
Issue:
research 100th
Denom:
50c
Color:
Design:
Uranium Atom Diagram
Watermark:
mult crown & script CA
Perf:
14
Catalog value:
In collections:
used
(Stan Shebs)
Prev:
35c d=Lamp of Education
Next:
60c d=Symbols of Science
External links:
Colnect 352259..blic_Education
