Forgotten Futures Schwerer Gustav / Dora

Schwerer Gustav - Wikipedia

Zarco Macross: German Railgun

Schwerer Gustav artillery, 3D CAD Model Library

Original prototype schematic of the German Schwerer Gustav cannon (1936) : r/fakehistoryporn

Landkreuzer P. 1500 Monster, Military Wiki

drawing

German super-heavy railway gun Schwerer Gustav (Dora) | Canvas Print

Cannons guns, Zarconian Wiki

86 Machines and their Real World Counterparts - Forums

Would it have been possible for Germany to build and maintain a battleship with a turreted version of the Schwerer Gustav? - Quora