Heidis Lehr u Wanderjahre, book, 1930~/1949~; (https://texashistory.unt.edu/ark:/67531/metadc2146946/m1/1/: accessed July 11, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
Heidis Lehr u Wanderjahre, book, 1930~/1949~; (https://texashistory.unt.edu/ark:/67531/metadc2146946/m1/1/: accessed July 11, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .