官方藏书 / Health_and_Medicine / 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.