Dallas County Probate Case 1265: Robertson, E.H. (Deceased), legal document, 1886-01-01/1890-09-01; (https://texashistory.unt.edu/ark:/67531/metapth587090/m1/6/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .