17. Sato, Shosuke. History of the Land Question in 



the United States. Johns Hopkins University 

 Studies, 1886, pp. 148-181. 



18. Sioussat, St. G. L. Andrew Johnson and the 



Early Phases of the Homestead Bill, in The 

 Mississippi Valley Historical Review, Vol. V, 

 No. 3, December, 1918, pp. 253-287. 



19. Shambaugh, B. F. History of the Constitutions 



of Iowa, pp. 30-65. 



Frontier Land Clubs or Claim Associations. An- 

 nual Report of the American Association, 

 1900, Vol. I, pp. 69-84. Also: Constitution 

 and Records of Claim Association of Johnson 

 County, Iowa. 



20. Stephenson, George M. Political History of the 



Public Lands, 1840-1862 (1917). 



21. Van der Zee, Jacob. The Oldest Land Titles in 



Iowa, in The Iowa Journal of History and 

 Politics, Vol. XIII, pp. 416-428. 



22. Welling, J. C.The Land Politics of the United 



States, 1888. 



23. Wellington, R. G.The Political and Sectional 



Influence of the Public Lands, 1828-1842. 

 The Tariff and the Public Lands from 1828 to 

 1833, in Annual Report of the American His- 

 torical Association, 1911, Vol. I, pp. 179-185. 



24. Extended bibliographies on the public lands are 



given in Wellington, R. G. The Political and 

 Sectional Influences of the Public Lands, 

 1828-1842 (1914), pp. 119-125, and Stephen- 

 son, G. W. The Political History of the 

 Public Lands from 1840-1862 (1917), pp. 

 251-277. 



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