18th World Gas Congress issue of Germany
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Short desc: 18th World Gas Congress
Issuer: Germany Date: 6/4/1991 Occasion: World Gas Conference / 18th World Gas Congress Consists of 2 stamps: (See stamps as list) 60(pf) d=Wilhelm Lampadius 100(pf) d=street lamp All are ltbl&blk perf=13x12.5 Record of changes |
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