Category:Bausch & Lomb colorimeter
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Media in category "Bausch & Lomb colorimeter"
The following 9 files are in this category, out of 9 total.
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Bausch & Lomb Duboscq Type Colorimeter - DPLA - f519b463bb81f79786995cc9618140ad (page 2).jpg 3,287 × 4,883; 1,018 KB