4+ SCIENTIFIC CATALOGUE. 



Lankester.— COMPARATIVE LONGEVITY IN MAN AND 

 THE LOWER ANIMALS. By E. Ray Lankester, B.A. 

 Crown 8vo. 4s. 6d. 



This Essay gained the prize offered by the University of Oxford for 

 the best Paper on the subject of which it treats. This interesting 

 subject is here treated in a thorough manner, both scientifically and 

 statistically. 



Maclaren — training, IN theory and practice. 



By Archibald Maclaren, the Gymnasium, Oxford. Svo. 

 Handsomely bound in cloth, Js. 6d. 



The ordinary agents of health are Exercise, Diet, Sleep, Air, Bath- 

 ing, and Clothing. In this work the author examines each of 

 these agents in detail, and from two different points of view. Firsi . 

 as to the manner in which it is, or should be, administered under 

 ordinary circumstances : and secondly, in what manner and to 

 ■what extent this mode of administration is, or should be, altered for 

 purposes of training ; the object of "training," according to the 

 author, being " to put the body, with extreme and exceptional care, 

 under the influence of all the agents which promote its health an,: 

 strength, in order to enable it to meet extreme and exceptional de- 

 mands upon its energies." Appended are various diagrams and 

 tables relating to boat-racing, and tables connected with diet and 

 training. " The philosophy of human health has seldom received 

 so apt an exposition." — Globe. "After all the nonsense that has 

 been "written about training, it is a comfort to gtt hold of a 

 thoroughly sensible booh at last." — John Bull. 



Macpherson.— Works by John Macpherson, M.D. :— 



THE BATHS AND WELLS OF EUROPE; Their Action and 

 Uses. With Hints on Change of Air and Diet Cures. With a 

 Map. Extra fcap. Svo. 6s. Oil. 



This work is intended to supply information which 7oill afford aid in 

 the selection of such Spas as are suited for particular cases. It 

 exhibits a sketch of the present condition of our knowledge on tin- 

 subject of the operation of mineral waters, gathered from the 

 author's personal observation, and from every other available 

 source of information. It is divided into four books, and each 



