| Sources  | 
- [S19]  1900 US Federal Census, (www.ancestry.com). 
 
  
- [S30]  1910 US Federal Census, (www.ancestry.com). 
 
  
- [S24]  1920 US Federal Census, (www.ancestry.com). 
 
  
- [S25]  1930 US Federal Census, (www.ancestry.com).
 
Name: Martell J Kiefer Home in 1930: Proviso, Cook, Illinois Age: 43 Estimated Birth Year: abt 1887 Birthplace: Nebraska Relation to Head of House: Head Spouse's Name: Lottie M Race: White 
 
  
- [S891]  World War I Draft Registration Cards, 1917 - 1918, (www.ancestry.com).
 
Name:  	Martell J Kiefer 
City: 	Chicago 
County: 	Cook 
State: 	Illinois 
Birthplace: 	Nebraska 
Birth Date: 	7 Dec 1887 
Race: 	Caucasian (White) 
Roll: 	1613663 
DraftBoard: 	60 
  
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