Königlich preussische Garde-Artillerie insbesondere Geschichte des 1. Garde-Feld-Artillerie-Regiments und des 2. Garde-Feld-Artillerie-Regiments / Beutner württembergische Feld-Artillerie-Regiment Nr. 116 im Weltkrieg / von Staehle Aanwijzingen van de Inspecteur der Vestingartillerie omtrent de opleiding van het personeel van het 4e Regiment Vestingartillerie. (O.Vg.A. 4-'15) Artillery Training. Volume VI. Survey. Pamphlet no.2. Short Base Flash Spotting, 1943. For use by Survey Regiment, R.A. Gunnery instruction memorandum : Survey plans and procedures in the field artillery battalion and regiment History of the Fifteenth Canadian field regiment : Royal Canadian Artillery, 1941 to 1945 / by Robert A. Spencer
