Caleb Duvall son of Eli and Elizabeth Richey Duvall

  
Cyclopedia of Fayette Co Biographies, Wiley and Gresham, 
Chicago, 1889 p 545
   Caleb B Duvall, one of Luzerne townships steady and reliable 
farmers, is a son of Eli and Elizabeth Richey Duvall, and was 
born in Luzerne township, Fayette county, Pa, February 17, 1831. 
  His grandfather, Alexander Duvall, was a native of Fayette 
county and lived during the latter part of the eighteenth 
century. He was a hardworking farmer and resided on the 
Monongahela river below Brownsville. 
  His father, Eli Duvall, was born in Redstone township, reared 
on a farm and made farming his life-business. He was a whig and 
afterwards a republican. His family consisted of five boys and 
three girls: John, Eli, Caleb, Eliza, Robert, Harrison, Abigail 
and Rachel.
  Caleb B Duval was trained to farming when a boy, and attended
subscription schools in the last years of their existence, where 
they were succeeded by the common schools. He engaged in farming 
and stock raising and has continued successfully in that business 
ever since leaving school.
  January 22, 1857, he was married Miss Elizabeth, a daughter
of Andrew Porter. They have had four children: George (dead); Eli 
C., a school teacher and clerk; Jennie; Maggie, wife of John 
Harne, a clerk in Kansas; Haddie, Osie, and Leona.  
  Caleb B Duvall is a republican in political affairs, and has
served acceptably as school director of Luzerne township. He owns 
a valuable farm and employs his time in its cultivation and 
improvement and stock raising.