Gunnery instruction memorandum : Short Base Flash Ranging for Marine Field Artillery Gunnery instruction memorandum : Construction and Use of a Rapid Computer for Survey Traverses Gunnery instruction memorandum : Use of Photomaps in Field Artillery Battalion Survey and Unobserved Fire Gunnery instruction memorandum : Laying A Mosaic by Radial Line Method Gunnery instruction memorandum : The Aerial O.P. Gunnery instruction memorandum : The Graphical Firing Table (GFT) Gunnery instruction memorandum : Conduct of Fire by Forward Observation Methods Gunnery instruction memorandum : Use of Oblique Photographs in Firing Gunnery instruction memorandum : Time Fire Using Shell Fuzed With Fuze M54 of M55 Gunnery instruction memorandum : Technique of Fire Direction Gunnery instruction memorandum : 12-inch graphical firing tables Gunnery instruction memorandum : Survey plans and procedures in the field artillery battalion and regiment