The greatest problem of the race - its own conservation.

समान संसाधन

• Population, race and eugenics
  द्वारा: Siegel, Morris, b. 1889
  प्रकाशित: (1939)
• The law and practice in error proceedings and in original actions in the Supreme Court of Ohio : with forms, also the procedure in removal of causes to the United States Supreme Court, from Ohio Supreme Court and appellate courts by writ of error and writ of certiorari, with the necessary forms
  द्वारा: Miller, Seba H. (Seba Havila), b. 1879
  प्रकाशित: (1922)
• Parenthood & race culture; an outline of eugenics
  द्वारा: Saleeby, Caleb Williams
  प्रकाशित: (1911)
• The schools of Cincinnati, and its vicinity
  द्वारा: Foote, John P. (John Parsons), 1783-1865
  प्रकाशित: (1855)
• The methods of race-regeneration
  द्वारा: Saleeby, C. W. (Caleb Williams), 1878-1940
  प्रकाशित: (1911)