Tintometer Colorimeter, by J. W. Lovibond, Salisbury, Late 19th Century

Tintometer Colorimeter in cardboard box with hinged lid. Box contains: black colorimeter  - black box with protruding curved metal sheet lined with card, and plaque on top 'Tintometer Ltd Salisbury Eng.', dome accessory with spout at top, envelope with written description of contents containing black sheet of metal, split in the centre with two holes and curved tab at the top, envelope with written description of contents containing  sheet of cardboard with sheet of synthetic hair-like material, held with a paperclip, folded piece of paper with handwritten list of measuring standards, a sheet of tissue with written on side 'diaphragm for eyes' containing sheet of card, one half black with a hole, one half white with a glass dome, a loose nail, and a spare sheet of tissue.