""A Hand-Book of Hygienic Practice"" is a practical guide written by R.T. Trall, intended for those who are taking care of sick individuals in their homes. The book provides comprehensive information on hygiene practices that are essential for maintaining a clean and healthy environment in the sick room. Trall covers a wide range of topics, including the importance of fresh air, proper ventilation, and sunlight, as well as the benefits of a healthy...