Directions for the use artillery Instrument. Pamphlet no.1. Air Burst Ranging Charts. WO 7330 Directions for the use of artillery instruments. Pamphlet no.3. The Slide Rule, 1937. WO 7332 Directions of the use Artillery Instrument. Pamphlet no.8. The Comparator, Sound Ranging. WO 7336 Directions for the use of artillerie instruments Pamphlet no.9. Recorder, Sound Ranging, no.1, Marks II, III, and IV. WO 7337 Directions for the use artillery instruments. Pamphlet no.11.The Twin Marchant Calculating Machine, WO 7339 Directions for the use of artillery instrument. Pamphlet no.13. Carrier Link, Sound Ranging. WO 7341 Working Instructions. Reception Set R. 206, Mk 1. WO 997 - Engeland Voorschrift Regelement sur les exercices et les evolutions de l'artillerie. Troisieme Partie. Instructions des unites automobiles. Artillerie a Tracteurs. Planches - België Voorschrift Working Instructions. Switchboard F and F, MK I, MK I* and MK II. WO 1016 - Engeland Voorschrift Regulation for the equipment of the army. Part 2. Section 1 a. Mounted Infantery. (1) Home. War Only. (2) Battalions in Sout Africa. (3) Schools … Working Instructions. Reception Set R 109. Part I. WO 994 - Engeland Voorschrift Reglement de Manoeuvre de L'Aeronautique. Quatrieme Partie. L'Aeronautique en Campagne. Titre I. Moevements. Titre II. Stationnement - Frankrijk Voorschrift
