Alfred Appel - Invidious

Alfred Appel

Radioactivity
Aviation Travel
Music Classical
Electronics
Nixie tubes

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22 videos

Favorites

Alfred Appel

19 videos

Radioactivity

Alfred Appel

6 videos

Aviation / Flight

Alfred Appel

4 videos

Nixie clocks

Alfred Appel

3 videos

Travel

Alfred Appel

5 videos

Magnetic levitation

Alfred Appel