Humboldt State University ® Department of Chemistry

Robert A. Paselk Scientific Instrument Museum

B&L Duboscq Colorimeter Instruction Manual

The Leaflet below was issued by Bausch & Lomb c. 1946. It is reproduced with permission from Bausch & Lomb Inc.

 


Instrument Literature

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HSTC (1921-34)
HSC (1935-1953)
HSC (1954-1973)

© R. Paselk
Last modified 16 October 2003