Subject
4 free books about swimming, free to read online. Chapter 1 of any book is free, no account needed.
Swimming scientifically taught: A practical manual for young and old
Dalton, Frank Eugen; Dalton, Louis C.
Dancing, beauty and games
Lady Constance Stewart-Richardson
How to swim: A practical manual of swimming by a practical swimmer and a guide to the novice as well as the expert showing the easiest methods of learning to swim, dive and float, various kinds of strokes, with directions and illustrations for acquiring the crawl and trudge-crawl strokes. Also a chapter on modern life-saving, and one for women and girl swimmers.
James H. Sterrett
The swimming baths of London
R. E. Dudgeon