Anti-Aircraft Training Instruction. Serial X. Part I. Heavy Anti-Aircraft - Engeland Voorschrift Anti-Aircraft Training Instruction. Serial IX. Part I. Heavy Anti-Aircraft - Engeland Voorschrift Anti-Aircraft Training Instruction. Serial X. Part IV. "Z" Anti-Archraft - Engeland Voorschrift Anti-Aircraft Training Instruction. Serial XI. Part IV. Rocket Anti-Aircraft - Engeland Voorschrift Flash-Spotting Training. Pamphlet no.1. Air Burst Ranging (for use by Survey Regiments, R.A.). WO 7308 - Engeland Voorschrift, 26/G.S. Publications/479
