Plano geografo de Quatro leguas, medidas por el aire, desde la Real Mina de Azogue del Collado de la Plata a su circumferiencia, cuio diametro es de ocho, segun manifiesta la escala puesta al pie [Material cartográfico] Joaquin Simon. 1791.

Simón, Joaquín 1940 -

http://n2t.net/ark:/99166/w6fb77q8 (person)

Gardoqui y Arriquibar, Diego, 1735-1798

http://n2t.net/ark:/99166/w6hb9v6c (person)

Spanish diplomat. From the description of Regulation of Diego de Gardoqui, 1793. (Unknown). WorldCat record id: 79454126 Diego Gardoqui was a Spanish administrator. He, along with John Jay, was involved with the Jay-Gardoqui Treaty of 1789, which related to Spanish navigation of the Mississippi River. From the description of Letters to the marqués de Branciforte, 1796, March 21. (Huntington Library, Art Collections & Botanical Gardens). WorldCat record id: 7...