Dallas County (Tex.). Dallas County Probate Case 2447: Johnson, Isabella (Deceased), legal document, 1900-10-14/1903-04-04; (https://texashistory.unt.edu/ark:/67531/metapth587202/m1/1/: accessed November 15, 2018), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .