Photo shows the Federal Army headquarters on Calzada de Guadalupe, San Luis Potosi City, Mexico. (Source: Jerome Duarte, 2012) Locale in San Luis Potosi based on Catalogue of the W.H. Jackson Views (1898). "W.H More
Alternative Detroit Publishing Co. number, 00873. "Photochrom Co. Detroit" on negative. Detroit Publishing Co. no. 3975. Gift; State Historical Society of Colorado; 1949.
Photoprint by William Henry Jackson. No. 3975. This record contains unverified data from caption card.
Photoprint by William Henry Jackson. No. 3978. This record contains unverified data from caption card.