Shell, 80 cm (Schwerer Gustav), with aerodynamic cap

Paper Panzers and Wonder Weapons of The Third Reich, PDF, Tiger I

Find an object Imperial War Museums

Definitions and Information about Naval Guns - NavWeaps

Why did Nazi Germany never make more Schwerer Gustav heavy artillery in WW2, especially to the Eastern Front and attack cross channel to Britain island? - Quora

Shell (projectile), Vietnam War

What is the largest shell used during World War II? - Quora

80cm Schwerer Gustav/Dora case and projectile - General Ammunition Discussion - International Ammunition Association Web Forum

Krupp 80cm Schwerer Gustav (80cm K(E)): Photos, History, Specification

Paper Panzers and Wonder Weapons of The Third Reich, PDF, Tiger I