Objects
The Determination of Bifocal Segment Heights
ARCHIVAL ITEMS
advertisement; instructions
Pell Optical Co; Chappell, Neville
Europe: United Kingdom, England, London E18, Redbridge, South Woodford
Mid 20th c.
paper
overall (closed): 191 x 86 mm
2002.713
ARCHIVAL ITEMS
advertisement; instructions
Pell Optical Co; Chappell, Neville
Europe: United Kingdom, England, London E18, Redbridge, South Woodford
Mid 20th c.
paper
overall (closed): 191 x 86 mm
Advertisement (in the form of a written article) for a set of 'Seg-Determinator' bifocal segment rules. Four sides printed in black, folded. Includes a drawing of the instrument set together with an unglazed spectacle rim on the front.
2002.713
Paul Fairbanks Archive