$2

Germany-GDR 963-965a folded, MNH. Mi 1320-1322. Masters of Tomorrow Fail, 1967.

$1.25

Russia 2729-2731,MNH.Michel 2744-2746. World Health Day,15th Ann.1963.

$11.88

2021 Georgia Stamp on "Prevention of Virus Spread in Georgia" - MNH

$1.55

Korea South 311, MNH. Michel 310. Telegraph service, 75th Ann. 1960. Swallow.

$2.63

Hungary 2009 World Science Forum/Globe/Bridge/Maps 1v (hx1304)

$7.63

Turkey 1969 Economy/Graphs/Charts/Tractor/Oil Wells/Drilling/Steel 9v set n44893

$1.35

Germany-Berlin 9N503, MNH. Mi 741. German Television, 50th Ann. 1985.

$1.5

Brazil 1960 block/4, MNH. Michel 2077. Informatics Fair & Congress, 1984.

$67

Omnibus Stamp Issues - Telstar Omnibus MNH 1962-3 Complete Set of 8 CD111

$1.69

Russia 1968 Kurnakov Institute of Chemistry/Science/Atom/Molecule 1v (n17779)

$4.99

Albania Agriculture Farm Wheat Field stamp 1964 A-1

$67.44

Austria 1954 Carl A v.Welsbach/Chemist/Science/Chemistry/Inventor/Gas 1v at1098a