Signature of <a href="https://en.wikipedia.org/wiki/es:Pastor_S._Obligado" class="extiw" title="w:es:Pastor S. Obligado">Pastor Servando Obligado</a> (1841 - 1924), un abogado, escritor y militar argentino.
1920
<a rel="nofollow" class="external text" href="https://archive.org/stream/argentinesoftoda01parkuoft#page/n589/mode/2up"><i>Argentines of To-Day</i> (1920)</a>, William Belmont Parker