Wikimedi'Òc

Stamp of Kazakhstan 147.jpg - Butko

Stamp of Azerbaijan 549-550.jpg - Butko

Stamps of Lithuania, 2008-17.jpg - Cekli829

Stamps of Lithuania, 2008-18.jpg - Cekli829

Russian stamp no 1230.jpg - Dmitry Ivanov

Unstamp we the peoples 15.jpg - Stickpen

Stamp of Israel - Festivals 5721 - 0.40IL.jpg - Joalbertine

Wisconsin statehood 1948 U.S. stamp.1.jpg - TheVirginiaHistorian

The Soviet Union 1971 CPA 4006 stamp (Symbols of Science and History and Commemorative Scroll).jpg - Matsievsky

The Soviet Union 1971 CPA 4006 stamp (Symbols of Science and History and Commemorative Scroll).png - Matsievsky

USSR PCWCS №02 International geochemical congress.jpg - Matsievsky

Universal Postal Union Jean-Baptiste Chardin 10c 1974 issue U.S. stamp.jpg - MrFrosty2

Stamp-russia2008-letters.png - Gone Postal

UA057-17.jpg - Andrew J.Kurbiko

Russia stamp 2002 № 758.jpg - Engelberthumperdink

Stamp of Albania - 1988 - Colnect 366199 - Scroll of Paper with Inscription Coat of Arms.jpeg - Gone Postal

The Soviet Union 1988 CPA 5912 stamp (Birth bicentenary of lord Byron. Portrait. Sailing ship in sea, paper scroll, quill pen, inkwell).jpg - Matsievsky

KuwaitDeirYassin.png - Materialscientist

Kristo Frashëri 2021 stamp of Albania.jpg - Materialscientist

Stamp of Tajikistan - 2000 - Colnect 290928 - 125 anniversary of UPU.jpeg - Gone Postal

Stamp of Tajikistan - 2003 - Colnect 421586 - Literature Press and Comics .jpeg - Gone Postal

Stamp of Moldova - 2020 - Colnect 984295 - Wagon Wheel and Map.jpeg - Gone Postal