TABLE OF CONTENTS. 



Chapter. Page. 



I. HISTORY OF GEOLOGICAL SURVEYS IN NEW HAMPSHIRE. 



By C. H. Hitchcock 3 



II. HISTORY OF THE PRESENT GEOLOGICAL SURVEY. 



By C. H. Hitchcock 13 



III. HISTORY OF THE SiV^SM^Y—Contimied. 



By C. H. Hitchcock, 29 



IV. HISTORY OF EXPLORATIONS AMONG THE WHITE MOUN- 



TAINS. 

 By Warren Upham, 59 



V. CLIMATOLOGY OF NEW HAMPSHIRE. 



By J. H. Huntington, 1x9 



VI. THE USE OF THE MAGNETIC NEEDLE IN SURVEYING. 



By E. T. Quimby, 147 



VII. TOPOGRAPHY. 



By C. H. Hitchcock 169 



VIII. TOPOGRAPHY OF COOS COUNTY. 



By J. H. Huntington, 216 



IX. TOPOGRAPHICAL MAPS OF THE STATE. 



By C. H. Hitchcock 227 



X. ALTITUDES. 



By C. H. Hitchcock 248 



XI. RIVER SYSTEMS OF NEW HAMPSHIRE. 



By Warken Upham 298 



XII. THE DISTRIBUTION OF INSECTS IN NEW HAMPSHIRE. 



By Samuel H. Scudder, 331 



