5¢ Humane Treatment of Animals - Dog - Pack of 25 unused stamps from 1966
5¢ Magna Carta - Pack of 25 unused stamps from 1965
4¢ Nursing - Pack of 25 unused stamps from 1961
3¢ International Geophysical Year - Pack of 25 unused stamps from 1958
5¢ Migratory Bird Treaty - Pack of 25 unused stamps from 1966
4¢ World Forestry Congress - Pack of 25 unused stamps from 1960
5¢ National Park Service - Pack of 25 unused stamps from 1966
