Ralph Stockman Tarr, S.B. (1864–1912) was an American

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 geographer, born at Gloucester, Massachusetts

Gloucester, Massachusetts

Gloucester is a city on Cape Ann in Essex County, Massachusetts, in the United States. It is part of Massachusetts' North Shore. The population was 28,789 at the 2010 U.S. Census...

. He was educated at Harvard

Harvard University

Harvard University is a private Ivy League university located in Cambridge, Massachusetts, United States, established in 1636 by the Massachusetts legislature. Harvard is the oldest institution of higher learning in the United States and the first corporation chartered in the country...

 and he served at Cornell

Cornell University

Cornell University is an Ivy League university located in Ithaca, New York, United States. It is a private land-grant university, receiving annual funding from the State of New York for certain educational missions...

 where he became professor in 1897. He was in charge of the 1896 Cornell expedition to Greenland. Besides acting as associate editor of the Bulletin of the American Geographical Society and the Journal of Geography, he published:

• Economic Geology of the United States (1893)
• Physical Geography of New York State (1902)
• New Physical Geography (1903)
• Geography of Science (1905), with C. A. McMurry
  Charles Alexander McMurry
  Charles Alexander McMurry. Ph.D. was an American educator, born at Crawfordsville, Ind. He graduated at the Illinois State Normal University in 1876, and studied at the University of Michigan , and in Europe at Halle and Jena. He taught in Illinois. At various times McMurry was a professor at...
  
  

Two posthumous publications were published: College Physiography (1914) and Alaskan Glacier Studies (1914), with Lawrence Martin.