Stamps of Switzerland, 100th Anniversary of the Geneva Conference on Organic Nomenclature issue | StampData

Login

Stamps of Switzerland, 100th Anniversary of the Geneva Conference on Organic Nomenclature issue

List | Catalog | Gallery | All issuers || Edit
1 to 1 of 1

postage

1992, Mar 24 100th Anniversary of the Geneva Conference on Organic Nomenclature issue unwmk p. 11.75

Colnect-141-092-Difluorbutane-molecule-3-different-formula.jpg

-

90

Difluorbutane molecule 3 different formula

1 to 1 of 1