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Ellen Swallow Richards Digital Library

University Laboratories in Relation to the Investigation of Public Health Problems and to Commercial Work
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Reprinted from Vol. XXV of the Transactions of the American Public Health Association, 1900

cover

 

inside cover

 


pg 01

 


pg 02

 


pg 03

 

pg 04

 


pg 05

 


pg 06

 


pg 07

 


pg 08

 


pg 09

back cover


Last updated on April 21, 2003.
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