Stamp Catalog
14 stamps found
UN Climate Change Convention
Germany · 1995
common~$0.5
Satellite Earth
Finland · 1988
common
Energy Consumption in a Big City
Finland · 1982
common
Pollution of the Sea
Germany · 1982
common
Seitseminen National Park
Finland · 1982
common
Energy Saving
West Germany · 1979
common
Energy Conservation
United States · 1977
common~$0.15
Save Our Cities, Save Our Soil, Save Our Water
United States · 1970
common~$0.15
Beautification of America Cities 6c 1969 issue U.S. stamp
United States · 1969
common
Beautification of America Highways
United States · 1969
common
Beautification of America Issue
United States · 1969
common
Beautification of America Streets
United States · 1969
common
Beautification of America: Parks
United States · 1969
common
Forest Conservation
United States · 1958
common