Which architect was responsible for designing the building standing on the original site of a Spanish explorer, conquistador, and first Governor of Puerto Rico?
Anson Mills Building: The Anson Mills Building is a historic building located at 303 North Oregon Street in El Paso, Texas. Anson Mills Building:  The Building stands on the original site of the 1832 Ponce de León ranch. Anson Mills Building:  Anson Mills hired Henry C. Trost of the Trost & Trost architectural firm to design and construct the building.
i don't know