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Titles
- The Worcester sewage and the Blackstone River1
- The flow of the Sudbury River, Massachusetts for the years 1875 to 18791
- The hydrology of the Mississippi1
- The report of the Massachusetts Drainage Commission1
- The sewage of Worcester in its relation to the Blackstone River: argument of John Hopkins before the Joint Committee on Water-Supply and Drainage of the Massachusetts Legislature, April 2, 18861
- The sewage of Worcester in its relation to the Blackstone River: hearings before the Joint Standing Committee on Public Health, on the matter of restraining the city of Worcester from polluting Blackstone River1
- The significance of pathogenic spirilla in American surface waters, with a description of one isolated from the Schuylkill River at Philadelphia1