Classy chassy / [compiled by] Ian Logan and Henry Nield airfix magazine guide American tanks of World War 2 / [by] Terry Gander and Peter Chamberlain Tactics instruction memorandum : Tactical Aspects of Field Artillery Fire Direction Gunnery instruction memorandum : Short Base Flash Ranging for Marine Field Artillery Gunnery instruction memorandum : Construction and Use of a Rapid Computer for Survey Traverses Materiel instruction memorandum : Sighting and laying equipment for field artillery materiel Materiel instruction memorandum : The Firing Battery 155mm Howitzer M1 Tactics instruction memorandum : Radio voice procedure for field artillery 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. Materiel instruction memorandum : Field Artillery Ammunition