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Spectacles - Elkington's Specification
ARCHIVAL ITEMS
patent
Elkington, George Richards
Europe: United Kingdom, England, London; Europe: United Kingdom, England, Birmingham
1834-04-10
paper
overall: 280 x 191 mm
1999.5763
ARCHIVAL ITEMS
patent
Elkington, George Richards
Europe: United Kingdom, England, London; Europe: United Kingdom, England, Birmingham
1834-04-10
paper
overall: 280 x 191 mm
Officially printed patent specification No 6692 (2nd edition, 25 March 1908) relating to an improvement or improvements in the constructing, making or manufacturing of spectacles, i.e. inclined 'joint angle' bifocal spectacles and 'pantoscopic' spectacles. Three pages of text and one fold-out illustration of double width.
1999.5763