Block of Four Nexus

Switzerland 1845 - Small eagle with a green border on all sides. - 5

Switzerland 1851 - Vaud 5 on a letter with stamp rarity - 10

Switzerland 1854 - 10 Rp. blue, 3rd Munich printing period - 23a

Switzerland 1949 - 1949 Pro Patria complete sheet with red wipe line - B42.Ab