DBA spectacle frame, Melissa

Catalogue Number: 1635
DBA spectacle frame, Melissa
Category: Spectacles and lenses
Sub-Category: Spectacles (with lenses)
Year Of Publication/Manufacture: c 1980
Time Period: 1940 to 1999
Publisher/Manufacturer: DBA ?
Description Of Item: Crystal acetate spectacle frame with blue grey sides, 120 x 50 mm, saddle bridge, spring sides, plano lenses one marked 'dba', right side marked 'DBA Melissa', left side marked 'Blue 48.16'
Historical Significance: Is DBA the name of the manufacturer or does it mean that the frame is made from Adimoll? DB. Adimoll? DB(Di-n-butyladipinate) a plasticiser for melt processable cellulose esters (CAB, CP), vinyl chloride-vinyl acetate copolymers (VCVAC), polyvinyl chloride (PVC), nitrocellulose etc and is used for spectacle frames, protective goggles for welders, decorative trim and technical articles
How Acquired: Donated by ACO Clinic
Date Acquired: Oct 2010
Condition: Very good
Location: Archive Office. Spectacles cabinet Drawer 15

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