Problems of nature : researches and discoveries of Gustav Jaeger, selected from his published writings / edited and translated by Henry G. Schlichter.

  • Jäger, Gustav, 1832-1917.
Date:
1897
Catalogue details

Licence: Public Domain Mark

Credit: Problems of nature : researches and discoveries of Gustav Jaeger, selected from his published writings / edited and translated by Henry G. Schlichter. Source: Wellcome Collection.

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    PREFACE. Dr. GUSTAV JAEGER is well known to the English- speaking world through his hygienic discoveries and researches. But, apart from his reforms in this direction, he has for many years been an active investi- gator in numerous other branches of Organic Science. He is one of that small group of scientists who, under the leadership of Charles Darwin, thirty years ago, carried the flag of Darwinism from victory to victory; and a number of his own researches opened up new lines of in- vestigation which are of the utmost importance to the general progress of Organic Science. Dr. Jaeger has written on a great variety of subjects, and it is, of course, impossible to give in detail the obser- vations and investigations of a lifetime in a single volume like this, which, however, comprises most of his important discoveries and researches. Classical investigations like those on The Influence of Gravitation, on The Origin of Species, on Sexual Selection, on Inheritance, &c., &c., will rank among the best efforts of research during the Darwinian period, and reveal a mind which is not only familiar with the great mysteries of organic life, but has successfully solved some of the most important of them. In this con- nection may be particularly mentioned Dr. Jaeger^S discoveries on the influence of the force of gravitation in the organic cosmos. With so much material to choose from, I have found difiiculty in doing justice to Dr. Jaeger'S kind permission to make a selection from his multifarious writings. The contents of the present volume are divided into the following parts :— Part I.—Zoological. Part II.—Anthropological. Part III.—Vahia. The idea ol this work originated with i\Ir. Lewis R. S. Tomalin, to whom I am greatly indebted for the valuable t