<p><b>Nova Lima (MG), Brazil</b> - Saint John Del Rey Mining Company (Morro Velho), ca. 1868-69
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<ul><li>For detailed file description see <a href="//commons.wikimedia.org/wiki/File:S._John_Del_Rey_Mining_Company-_Morro_Velho_WDL2000.png" title="File:S. John Del Rey Mining Company- Morro Velho WDL2000.png">File:S. John Del Rey Mining Company- Morro Velho WDL2000.png</a></li></ul>
Augusto Riedel (1836-1877?)
<a href="//commons.wikimedia.org/wiki/File:S._John_Del_Rey_Mining_Company-_Morro_Velho_WDL2000.png" title="File:S. John Del Rey Mining Company- Morro Velho WDL2000.png">File:S. John Del Rey Mining Company- Morro Velho WDL2000.png</a>