Part of Oral Answers to Questions — Ministry of Health – in the House of Commons at 12:00 am on 2 December 1957.
Mr Richard Thompson
, Croydon South
12:00,
2 December 1957
The precise age of this unit is not known, but it has been in use for civil mass radiography since 1946. 353,500 examinations have been made with it since it was brought into use at Stoke-on-Trent.
