Handwritten description of Sonora, Mexico, in Spanish with a handdrawn map of the area. The date of the item is uncertain.

Handwritten letter in Spanish. The item begins on page 15 as follows: "Para la Soverancia de los ayunos ecclesiastica." The second section group begins with "El ano passado de 1772 se presento al excmo Sr Bucereli vizerey de esta Nueva Expan un memorial." The author of the manuscript is uncertain.

Handwritten list of state of settlement of the missions of Sonora, Mexico. "Estado de la Poblacion de las Missiones de la Sonora, arreglado al Plan, y decreto del Exmo S. Virrey, en este presente Ano do 1774."

Hand-drawn map in Spanish. "Nuevo viage hecho por los Religiosos del Colegio de la Sta. Cruz a los Pimas Sentilies del Rio Gila, en Octubre de 1795 cuya Ruta se demarca con puntos." The map covers the area from 30 degrees to 34 degrees latitude and from 262 degrees to 269 1/2 degrees longitude.

Hand-drawn map of California including the Baja area. The date of the item is uncertain. The map extends from 20 degrees to 50 degrees north latitude and from 260 degrees to 290 degrees longitute.

Photocopy of a published article and a typescript of the item. Also included is a letter to Leo Bagrow of the "Imago Mundi" concerning the article, another published article entitled: "An Early Geographer of the Southwest: Father Diego Bringas," published in the "El Museo" journal.