Factors to be Considered in Technical Train Timing and Modern Technical Office Aids to Production, by C. CamDbell. ... Lectures and demonstrations will take account of the latest developments in this field of analysis, but the course is intended essentially for those with a scientific background ... Tues Mar 7. North British Hotel, Glasgow. Wed Apr 19. Royal Hotel. Bristol. Wed May 24. National Safety Centre. ... Course: Module H2 a Installation and Maintenance of Hydraulic Systems.