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- [S30]  1910 US Federal Census, (www.ancestry.com).
 
Name: Clifford J Hein Age in 1910: 7 Estimated Birth Year: abt 1903 Birthplace: Nebraska Relation to Head of House: Son Father's Name: William C Father's Birth Place: Ohio Mother's Name: Priscilla Mother's Birth Place: Missouri Home in 1910: Nelson Ward 1, Nuckolls, Nebraska Marital Status: Single Race: White Gender: Male 
 
  
- [S24]  1920 US Federal Census, (www.ancestry.com). 
 
  
- [S25]  1930 US Federal Census, (www.ancestry.com).
 
Name: Clifford Hein Home in 1930: Chicago, Cook, Illinois Age: 27 Estimated Birth Year: abt 1903 Birthplace: Nebraska Relation to Head of House: Head Spouse's Name: Romona Race: White 
  
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