Artillery Training. Volume IV. Part II. Pamphlet no. 12.. Searchlights, The Training of Searchlight Operatives : Visual Numbers. WO 7057 Artillery Training. Volume IV. Part II. Pamphlet no. 11. Searchlights.The Training of Searchlight Operatives S.L.C. numbers. WO 7082 Artillery Training. Volume IV. Part II. Pamphlet no. 14. A.A. Searchlights. Gunnery. The training of searchlight operatives generator attendants, WO 7116 Artillery Training. Volume IV. Part II. Pamphlet no. 13. Searchlights. The training of searchlight operatives lamp attendants, WO 7124 Artillery Training. Volume IV. Part II. Pamphlet no. 10. Searchlights. Radar A.A. no. 2. WO 7128