Four gramme radium teletherapy apparatus (the third Westminster Hospital "bomb"), made by F. Rock Carling at the hospital, London, 1930. Four gramme radium teletherapy apparatus (the third Westminster Hospital "bomb") 1930
Four gramme radium teletherapy apparatus (the second Westminster Hospital "bomb"), made by E. Rock Carling at Westminster hospital, London, 1929. Radium Teletherapy Apparatus used at Westminster Hospital 1929
Pneumatic transfer radium teletherapy machine installed at the Royal Cancer Hospital in 1936, later converted to use a cobalt 60 source, by Bryant Symons and Co., London, 1936 Pneumatic transfer radium teletherapy machine installed at the Royal Cancer Hospital in 1936 1936
Treatment head with applicators from pneumatic transfer radium teletherapy machine installed at the Meyerstein Institute of Radiotherapy, the Middlesex Hospital, in 1938 and used with a cobalt 60 source from 1955, by Bryant Symons and Co., London, 1938. Treatment head with applicators from pneumatic transfer radium teletherapy machine 1938