royal dutch shell research and development reports Electrostatics in the petroleum industry : the prevention of explosion hazards / ed. by A. Klinkenberg and J.L. van der Minne Fortification : its past achievements, recent development, and future progress / by George Sydenham Clarke We jumped to fight / by Edson D. Raff Instruction in military engineering : Field defences / School of military engineering Instruction in military engineering : Military mining / School of military engineering Etude sur la fortification permanente : Principes de fortification / Dupommier contributions in military studies writing of official military history / ed. by Robin Higham Situation des sous-officiers rengagés / par V. Lavaud Situation des sous-officiers rengagés / par V. Lavaud greenwich editions history of militarism : civilian and military / Alfred Vagts Regulations : ( Supplementary separation allowances, &c.) and instructions for the guidance of Local Committees established under the Naval and Military War Pensions, &c., Act, … Wellington's campaigns : Peninsula-Waterloo : 1808-9-10-11 : Roleia to Albuhera / C.W. Robinson