[57] Art of Invigorating Life, 3d. ed. pl. 73.

[58] Caldwell’s Thoughts on Physical Education, p. 94.

[59] See Professor Dunglison’s Elements of Hygiene, p. 324, in which the reader will find a great variety of very useful information on all the branches of the subject. The remarks on the different kinds of food and drink are among the best which I have met with.

[60] Dunglison’s Elements of Hygiene, p. 331.

[61] Beaumont’s Experiments and Observations, &c. p. 237.

Transcriber’s Notes:
1. Obvious printers’, punctuation and spelling errors have been corrected silently.
2. Where hyphenation is in doubt, it has been retained as in the original.
3. Some hyphenated and non-hyphenated versions of the same words have been retained as in the original.
4. Where appropriate, the original spelling has been retained.