Half Tone Plates and Spacer Bands

Half Tone Plates and Spacer Bands

Half Tone Plates and Spacer Bands
Science Museum Group
© The Board of Trustees of the Science Musuem

Half tone plates and six spacer bands of/from QWHIK machine. One of the plates is of Compugraphic's photocomposer, which was supplied by Whittaker Graphic Systems.

Details

Category:
Printing & Writing
Object Number:
Y1990.104.27
Materials:
metal (unknown), copper (metal) and lead (metal)
Measurements:
unwrapped plate: 2 mm x 197 mm x 268 mm,
individual band: 1 mm x 93 mm x 21 mm,
plate(s) in envelope: 4 mm x 280 mm x 198 mm,
type:
linecasting
credit:
Gift of M.H. Whittaker & Son