Niobium

4 coins

Austria    1 coin

Robotics

Silver Niobium Coin

Niobium, 16.5 g, ⌀ 34 mm

Malawi    3 coins

Republic, Space Shuttle Columbia

Milestones in Space Travel

Niobium, 7.78 g, ⌀ 13 mm
Republic, International Space Station

Milestones in Space Travel

Niobium, 7.78 g, ⌀ 13 mm
Republic, Vostok Spacecraft

Milestones in Space Travel

Niobium, 7.78 g, ⌀ 13 mm
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