106. Blurry print of waterfall at left of rock outcroppings; print captioned "MIXTLANCINGO WATER POWER, owned by GUERRERO DEVELOPMENT CO."

106. Blurry print of waterfall at left of rock outcroppings; print captioned "MIXTLANCINGO WATER POWER, owned by GUERRERO DEVELOPMENT CO.", Box: 1. James E. Long Photograph Collection, 352928987. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/416605 Accessed September 27, 2026.