The 21 cm Mörser 16, or 21 cm Lange Mörser M 16/L14.5, was a heavy howitzer used by Germany in World War I and World War II.
21 cm Mörser 16 in Dresden Bundeswehr Military History Museum.
Moving into action, Ham, March 1918.
A 21 cm Mörser barrel being transported.
The 21 cm Mörser 18, or 21 cm Mörser M 18/L31, was a German heavy howitzer used in the Second World War by Independent artillery battalions and batteries. A number were also used by coastal artillery
21 cm Mörser 16
…shell of 121.4 kg (268 lb) with a filler of 11.61 kg (25.6 lb) of TNT. They remained in first-line use with the Germans until replaced by the 21 cm Mörser 18 by about 1940. Afterwards, they were used for training, although some equipped units in secondary theaters. Sweden bought a dozen weapons in 1918 from…
Front of Morser 18 US Army field artillery museum at Fort Sill
A Mrs 18 deployed in Norway.
Rear of Morser 18 at Fort Sill artillery museum