The 42 centimeter kurze Marinekanone 14 L/12, or Minenwerfer-Gerät, popularly known by the name of Big Bertha, was a German siege howitzer built by Krupp AG in Essen, Germany and fielded by the Imperi
Model of an M-Gerät at the Musée de l'Armée in Paris
The Gamma-Gerät, predecessor of the M-Gerät
A 42 cm projectile in 1918
Ruins of the Fort de Loncin, 1914
Friedrich Krupp AG Hoesch-Krupp, trading as Krupp, was the largest company in Europe at the beginning of the 20th century as well as Germany's premier weapons manufacturer during both world wars. It p
Big Bertha (howitzer)
…Marinekanone 14 L/12 (short naval cannon), or Minenwerfer-Gerät (M-Gerät), popularly known by the name of Big Bertha, was a German siege howitzer built by Krupp AG in Essen, Germany and fielded by the Imperial German Army from 1914 to 1918. The M-Gerät had a 42 cm (17 in) calibre barrel, making it one of the largest…
The three rings were the symbol for Krupp, based on the Radreifen – the seamless railroad wheel tires patented by Alfred Krupp. The rings are currently part of the ThyssenKrupp logotype.
Stereoscopic image from Krupp's great exhibit of guns at the Columbian Exposition in 1893
An assortment of naval guns and field artillery pieces from the Krupp works in Essen, Germany (c. 1905)