US Stamp - 1951 American Chemical Society 50 Stamp Sheet - Scott #1002

Country: United States, Year of Issue: 1951, Type: 50 Stamp Sheet, , Topic: American Chemical Society, 75th Anniversary, Emblem, Hydrometer, Alembic, Chemical Plant Building, Reactors, Catalog #: Scott 1002 NOTE: Photos for all US sheets are stock. If you are looking for a particular position, please let us know, as we have multiple sheets for many of the items.