Sample of photochromic glass, one of two, by Chance-Pilkington, St. Asaph,Clwyd, Wales, 1980. Sample of photochromic glass 1980
Sample of photochromic glass, one of two, by Chance-Pilkington, St. Asaph,Clwyd, Wales, 1980. Sample of photochromic glass 1980
Twelve glass bottles from 1980 production range, of United Glass Containers (Staines), all with "Titanised" surface treatment Twelve glass bottles from 1980 production range
Examples of Corning "Fireside" range of domestic tableware in brown borosilicate (Pyrex) glass (1980) Examples of "Fireside" range of tableware
one of ten samples of ruby glass showing stages in the development of the colour from near white ("unstruck") to dense colour ("overstruck") (1980) One of ten samples of ruby glass showing stages in the development of the colour
Orange glass fragment of one of seventeen samples of glass tubing, originally three feet six inches long, 1968 Fragment of glass tubing, 1968