A study of the pollution and natural purification of the Illinois river ... / Prepared by direction of the surgeon general.
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Corporate Author: | |
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Other Authors: | , , , |
Format: | Government Document Book |
Language: | English |
Published: |
Washington :
U.S. Govt. print. off,
1927-30.
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Series: | Public health bulletin ;
no. 171. Public health bulletin ; no. 198. |
Subjects: |