Bladsye wat na "Lêer:Lomonosov The manuscripts with Drawings of Catoptrical-dioptric incendiary istrument and an one-mirror telescope 1762.jpg" skakel
Die volgende bladsye skakel na Lêer:Lomonosov The manuscripts with Drawings of Catoptrical-dioptric incendiary istrument and an one-mirror telescope 1762.jpg:
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- Michail Lomonosof (lêerskakel) (← skakels | wysig)