Recherche dans la catégorie "Sciences > Physique"

Serbia 2023. 75 years since the founding of Mathematical Society of Serbia, sheet

± 7,33 $US

Serbia 2023, 100 years of the Milankovic Calendar, FDC + block, MNH

± 6,94 $US

Serbia 2023, 100 years of the Milankovic Calendar, block, MNH

± 3,47 $US

FLUXES IN ANTARCTIC TERRESTRIAL ECOSYSTEMS EXPEDITION 2007, from the Signy island Research Station,to Belgium

± 3,49 $US

Italia, Centenario della nascita di Enrico Fermi - 2001

± 1,16 $US

Great Britain GB UK 1972 cover; G. Marconi - Kemp Wireless under water experiments; Nobel Prize 2009 physics

± 3,02 $US

India 2020 Sciences Physics World Ozone Day Bangaluru Special Cover # 36497 D Inde Indien

± 5,04 $US

Bund / Germany: Stempel / cancel 'Mathematisch-Physikalischer Salon Dresden – Wiedereröffnung – Dresdner Zwinger, 2013'

Djibouti 2024, Einstein, 6val in 2BF IMPERFORATED

± 46,42 $US

Djibouti 2024, Oppenheimer, 3val in BF+BF IMPERFORATED

± 46,42 $US

Djibouti 2024 120th anniversary of J. Robert Oppenheimer. (116) OFFICIAL ISSUE

± 15,55 $US

Djibouti 2024, Einstein, 6val in 2BF

± 16,01 $US

Djibouti 2024, Oppenheimer, 3val in BF+BF

± 16,01 $US

2024-05 - SIERRA LEONE - STEPHEN HAWKING 1V MNH**

± 8,70 $US

2024-05 - SIERRA LEONE - STEPHEN HAWKING 4V MNH**

± 9,17 $US