According to the 12/28/1928 El Paso Evening Post, page 9, Trost & Trost planned a 2-story brick annex to be built at the Velvet Ice Cream Company building located at 707 E. Missouri. It is not known whether the project was started.
— Mark Stone
Construction Date: Jan 1, 1928
Address: 715 E. Missouri, El Paso, TX