Keywords: TheodorOttoBreech.jpg en The breech cradle loading tray and shell hoist of the 24 cm Theodor Otto railroad gun Railway Artillery A Report on the Characteristics Scope of Utility Etc of Railway Artillery Volume I page 488 by Harry W Miller United States Army Ordnance Department Washington Government Print Office 1921 Downloaded from http //www archive org/details/railwayartiller00deptgoog Date US War Department 1921 PD-USGov World War I railway artillery of Germany Horizontal sliding block breeches |