Author

Roger Sherman Tracy

1 free book by Roger Sherman Tracy, free to read online. Chapter 1 of any book is free, no account needed.

Writes aboutVentilation Sanitation, Household Hygiene Food adulteration and inspection Drinking water Disinfection and disinfectants

Cover of Hand-book of Sanitary Information for Householders
Containing facts and suggestions about ventilation, drainage, care of contageous diseases, disinfection, food, and water. With appendices on disinfectants and plumbers' materials.

Hand-book of Sanitary Information for Householders Containing facts and suggestions about ventilation, drainage, care of contageous diseases, disinfection, food, and water. With appendices on disinfectants and plumbers' materials.

Roger Sherman Tracy