Manual of map reading, photo reading, and field sketching, 1929 / The War Office - Engeland Voorschrift, 26/GS Pubns/124 Signal training. Vol. II : Line telephony and telegraphy - Engeland Voorschrift, 26/Manuals/1578 Line telegraphy and telephony (lines) - Engeland Voorschrift, 40/W.O./7320 Field service pocket book. Part I : Discipline, office work, pay, and burial parties - Engeland Voorschrift, 26/GS Publications/863