Description:Three EMS catalogues bound within a light brown card cover embossed with "E.M.S.". The catalogues are bound together with a piece of string. The three catalogues are: Electro-Medical Apparatus and Accessories, Ray Therapy Apparatus and Diathermy Apparatus and Accessories. This sort of medical equipment was used at the NHS physiotherapy treatment centre based at the Royal Pump Rooms in the second half of the 20th century.