Book ReviewsScientific Books A Bibliography of Physical Training + See all authors and affiliations Science 20 Apr 1906:Vol. 23, Issue 590, pp. 626-627DOI: 10.1126/science.23.590.626 GEO. L. MEYLANFind this author on Google Scholar Find this author on PubMed Search for this author on this site Article Info & Metrics eLetters PDF This is a PDF-only article. The first page of the PDF of this article appears below.