Aguilar, Alfonso.Aparatus for Cleaning Lechuguilla, Henequen, and Analogous Fibrous Plants.,
patent,
September 3, 1918;
[Washington D.C.].
(https://texashistory.unt.edu/ark:/67531/metapth1258143/m1/1/:
accessed June 23, 2024),
University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu.;
crediting UNT Libraries Government Documents Department.