<sod>The ''M. 16'' was known as the ''schwere 24 cm Kanone(t)'' in German service. They did not participate in the [[Invasion of Poland]], but were assigned only to the ''Second Battalion'' of ''Artillery Regiment 84'', where they formed three two-gun batteries. The battalion fought on the [[Somme (river)|Somme]] during the [[Battle of France]]. A second reserve barrel was ordered on 31 July 1940 for delivery on 28 February 1942.<ref>Prášil, p. 107</ref> For the rest of 1940 and until May 1941 the battalion was emplaced on [[Cap-Gris-Nez]] in the [[Pas de Calais]] to interdict British coastal convoys in the [[English Channel]] and to protect German ones.<ref>Prášil, p. 104</ref> During [[Operation Barbarossa]] the battalion was assigned to [[Army Group North]] and fought in the [[Siege of Leningrad]], between January and June 1942, part-way through the siege, all six guns had to be returned to Škoda for repair and retubing. This was delayed when barrel Nr. 8 ruptured on 10 December 1942 and a number of roughly-machined barrel ingots in storage since 1918 proved to substandard. The first two guns to be refitted were shipped to the battalion on 18 July 1943, but the rest were further delayed. The next pair of guns were shipped to the front on 11 January 1945.<ref>Prášil, pp. 110-17</ref> The battalion remained with Army Group North for the rest of the war until its surrender in the [[Courland Pocket]] at the end of the war.<ref>{{cite web|url=http://sturmvogel.orbat.com/artillery.html|title=Army Independent Artillery Units|accessdate=2009-05-30}}</ref><eod>
<sod>The ''M. 16'' was known as the ''schwere 24 cm Kanone(t)'' in German service. They did not participate in the [[Invasion of Poland]], but were assigned only to the ''Second Battalion'' of ''Artillery Regiment 84'', where they formed three two-gun batteries. The battalion fought on the [[Somme (river)|Somme]] during the [[Battle of France]]. A second reserve barrel was ordered on 31 July 1940 for delivery on 28 February 1942.<ref>Prášil, p. 107</ref> For the rest of 1940 and until May 1941 the battalion was emplaced on [[Cap-Gris-Nez]] in the [[Pas de Calais]] to interdict British coastal convoys in the [[English Channel]] and to protect German ones.<ref>Prášil, p. 104</ref> During [[Operation Barbarossa]] the battalion was assigned to [[Army Group North]] and fought in the [[Siege of Leningrad]], between January and June 1942, part-way through the siege, all six guns had to be returned to Škoda for repair and retubing. This was delayed when barrel Nr. 8 ruptured on 10 December 1942 and a number of roughly-machined barrel ingots in storage since 1918 proved to substandard. The first two guns to be refitted were shipped to the battalion on 18 July 1943, but the rest were further delayed. The next pair of guns were shipped to the front on 11 January 1945.<ref>Prášil, pp. 110-17</ref> The battalion remained with Army Group North for the rest of the war until its surrender in the [[Courland Pocket]] at the end of the war.<ref>{{cite web|url=http://sturmvogel.orbat.com/artillery.html |title=Army Independent Artillery Units |accessdate=2009-05-30 |deadurl=yes |archiveurl=https://web.archive.org/web/20090321120330/http://www.sturmvogel.orbat.com:80/artillery.html |archivedate=2009-03-21 |df= }}</ref><eod>