Description | Automatic regulation of pressures and temperatures. 30pp. 1927. SMITH (ARTHUR ERIC) B.Sc.. The Technical aspect of process work. 24pp. 1927. PAGE (A.R.). Treatment and disposal of Birmingham sewage. 46pp (1927). *BLACKWELL (WILLIAM). Synchro-balance driving gear and spring injector methods for residual fuel oil engines. 40pp. 1927. GRAINGER (ROBERT). President's address. 10pp. 1927. FEARN (JOHN). Campanology. 16pp. 1927. WALKER (E.G.A.). |