Dallas County Probate Case 926: Cockrell, Robt. B. (Deceased)
Dallas County Probate Case 926: Cockrell, Robt. B. (Deceased), legal document, 1886-04-29/1976-07-12; (texashistory.unt.edu/ark:/67531/metapth601010/: accessed August 18, 2018), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; crediting Dallas Genealogical Society.