"Metrovick" Velometer
"Metrovick" Velometer, used for investigating lung disease. In a black case
"Metrovick" Velometer, type 3002, in wooden carrying case, from the Occupational Health Department of the London School of Hygiene and Tropical Medicine, by Metropolitan-Vickers Electrical Co. Ltd, Manchester, England, 1953
"Metrovick" Velometer, used for investigating lung disease. In a black case
Diagram outlining useage of jets for the "Metrovick" Velometer, used for investigating lung disease. diagram is dated 24th July 1942