Reproduction
Object Category
Harkness colorimeter
Description
Home-constructed colorimeter made by RD Harkness. Illustrates general state of laboratory equipment after 2nd World War. Mainly wood
Wood and metal colorimeter, with wires attached. With card reading ' RD Harkness 16 (?) 84 Homemade colorimeter illustrating general state of lab equipment shortly after the 1940-46 war.' 'RD Harkness 1950' carved into wood. Hand written labels indicating use of each switch. Colorimeter is an instrument used for the precise measurement of the hue, purity, brightness of a colour.
Asbestos confirmed as present, 2015/10/22. Comments 'The paxolin bakelite knobs, dials and boards are strongly presumed to contain asbestos / Manage to minimise disturbance'.
'The textile cable braiding was sampled and confimred as non asbestos / No action required'
Production Period
(circa) mid 20th Century
Production Date
circa 1946 to possibly 1950
Production Notes
Homemade
Material
wood, bakelite, paxolin
Associated Person
RD Harkness
Collection
Physio
Accession Number
LDUSC-PHYSIO-49
Alternative Number
49
Administration Name
UCL Science and Engineering Collections
