LIST OF PUBLICATIONS 453 



A State Survey for Massachusetts . Atlantic Monthly, March, 1875. 



The Harvard Summer School of Geology. American Naturalist, January, 

 1876. 



On the Prehistoric Remains of Kentucky, by Lucien Carr and N. S. 

 Shaler. Cambridge: University Press, 1876. 



How to change the North American Climate. Atlantic Monthly, December, 

 1877. 



Notes on the Age and Structure of the Several Mountain Axes in the Neigh- 

 borhood of Cumberland Gap. American Naturalist, July, 1877. 



On the Existence of the Alleghany Division of the Appalachian Range within 

 the Hudson Valley. Id., October, 1877. 



The Mountain Axes near Cumberland Gap. Id., July, 1877. 



The Silver Question Geologically Considered. Atlantic Monthly, May, 1878. 



Reelfoot Lake. Id., August, 1878. 



Notes on Certain Evidences of a Gradual Passage from Sedimentary to 

 Vokanic Rocks, shown in Brighton District. Proceedings Boston Society Nat- 

 ural History, January, 1879. 



Notes on Submarine Coast Shelf or Hundred Fathom Fringe. Id. , May, 1879. 



Note on Value of Saliferous Deposits as Evidence of Former Climatic Con- 

 ditions. Id., 1879. 



The Natural History of Politics. Atlantic Monthly, March, 1879. 



The Use of Numbers in Society. Id., September, 1879. 



Precious Metal Mining in the United States. Kansas City Review, vol. iv; 

 1880. 



Future of Precious Metal Mining in the United States. Atlantic Monthly, 

 June, 1880. 



The Future of Weather Foretelling. Id., November, 1880. 



On the Recent Advances and Recession of Glaciers. Proceedings Boston 

 Society Natural History, vol. xxi, p. 162 ; March, 1881. 



A Winter Journey in Colorado. Atlantic Monthly, January, 1881. 



The Value of University Records. Harvard Register, April, 1881. 



Hurricanes. Atlantic Monthly, March, 1882. 



Improvement of the Native Pasture-Lands of the Far West. Science, March 

 23, 1883. 



The Floods of the Mississippi Valley. Atlantic Monthly, May, 1883. 



American Swamp Cypress. Science, July 13, 1883. 



The Red Sunsets. Atlantic Monthly, April, 1884. 



Altruism. A lecture delivered at the Harvard Divinity School. Christian 

 Register, May, 1884. 



On the Origin of Kames. Proceedings Boston Society Natural History, 

 vol. xxiii, p. 36; February, 1884. (Also separately.) 



