Vacuum pump, Great Western Railway, sectioned pump from Driver's improvement class, Swindon. Vacuum pump, Great Western Railway
Leslie's apparatus for freezing water in vacuo, J.J. Griffin and Sons, Garrick Street, London, England 1880. Consisting of double barrel air pump with glass receiver, porous basin and acid pan Leslie's Physics Apparatus, 1880 1880
Vacuum pump used by Glaxo at two pilot plants at their Greenford site during 1956-1970 and 1970-1994 for new drug development. Some of the principle drugs developed and marketed by GlaxoWellcome in which this pump would have played a part in the R&D process include: Becotide (asthma drug which received the Queen's Award; Zinacef (antibiotic); Fortum (third generation inhectable antibiotic which received the Queen's Award); Zinnat (oral antibiotic which received the Queen's Award); Flixotide (asthma). The pump was refurbished by APM Electro Mechanical Services Ltd. Vacuum Pump used by Glaxo circa 1920