Physics Society conference issue of Finland
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Short desc: Physics Society conference
Issuer: Finland Date: 8/12/1987 Occasion: unset Consists of 1 stamp: (See stamps as list) 1.70m All are perf=14 |
|
Short desc: Physics Society conference
Issuer: Finland Date: 8/12/1987 Occasion: unset Consists of 1 stamp: (See stamps as list) 1.70m All are perf=14 |
