15th Colloquium Spectroscopicum Internationale issue of Spain
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Short desc: 15th Colloquium Spectroscopicum Internationale
Issuer: Spain Date: 5/26/1969 Occasion: unset Consists of 1 stamp: (See stamps as list) 1.50p d=spectrum All are perf=14 |
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Short desc: 15th Colloquium Spectroscopicum Internationale
Issuer: Spain Date: 5/26/1969 Occasion: unset Consists of 1 stamp: (See stamps as list) 1.50p d=spectrum All are perf=14 |
