[1] I am quoting mostly Unstead's figures from the Geographical Journal of 1913. See also Dickson's "The Distribution of Mankind," in Smithsonian Report, 1913.

[2] United States Abstract of Census of Manufactures, 1914, p. 34.

[3] United States Department of Agriculture, Bulletin No. 505.

 

 

 

Transcriber's notes:

Footnotes moved to end of book.

The book starts using the word "CHAPTER" only after its chapter number XI. I have left it the same in this text.