Colnect-141-394-Earth-with-stratosphere--amp--ozone-molecule.jpg
Source: Colnect
Issued by: Switzerland
Function: postage
Date: 9/24/1999
Issue: Christian Friedrich Schönbein
Denom: 110(c)
Color: multicolored
Design: Earth with stratosphere ozone molecule-Christian Friedrich Schönbein
Watermark: unwmk
Perf: 11.75
Catalog value:



External links:
Colnect 23800-..Sch%C3%B6nbein

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