Macmillan & Co.'s Publications. 



GEOLOGICAL SKETCHES 



AT HOME AND ABROAD. 



BY 



Sir ARCHIBALD GEIKIE, LL.D., F.R.S., 



Director-General of the Geological Surveys of the United Kingdom. 

 WITH TWENTY-NINE ILLUSTRATIONS. 



i2mo. Cloth. $1.50. 

 CONTENTS. 



I. My First Geological Ex- 



cursion. 



II. The Old Man of Hoy. 

 III. The Baron's Stone of Kil- 

 lochan. 



IV. The Collieries of Carrick. XL The Lava Fields of Nortl> 



V. Among the Volcanoes of 



Central France. 

 VI. The Glaciers of Norway 



VII. A Fragment of Primeval 



Europe. 

 VIII. Rock -Weathering meas- 



ured by the Age of 

 Tombstones. 

 IX. In Wyoming. 

 X. The Geysers of the Yel- 

 lowstone. 



western Europe. 

 XII. The Scottish School of 



Geology. 

 XIII. Geographical Evolution. 



XIV. The Geological Influences 

 which have affected the 

 Course of British His- 

 tory. 



PHYSIOGRAPHY. 



AN INTRODUCTION TO THE STUDY OF NATURE. 



BY" 



T. H. HUXLEY, F.R.S. 



WITH ILLUSTRATIONS AND COLORED PLATES. 



Cloth. i6mo. $i .80. 



"... I trust, therefore, that the book may be useful to both learners and 

 teachers; but I am most concerned, that the latter should find in it the ground- 

 work of an introduction to the study of nature." From the Preface. 



MACMILLAN & CO., 



112 FOURTH AVENUE, NEW YORK. 



