The Tsar Tank - Weapons and Warfare
https://weaponsandwarfare.com/2015/09/13/the-tsar-tank/
WebSep 13, 2015 · The Tsar Tank, also known as the Netopyr’ or Lebedenko Tank, was an unusual Russian armored vehicle developed in 1916–1917 by Nikolai Lebedenko, Nikolai Zhukovsky, Boris Stechkin, and Alexander Mikulin. The project was scrapped after initial tests deemed the vehicle to be underpowered and vulnerable to artillery fire.
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