It is a three-story California Mission Revival-style masonry and stucco building with a French tile hipped roof. It has an arched entryway. It was built with a brick exterior but that was later plastered over. It was used first as a YMCA, and later taken over by NMSU and used as its Air Science building.[2]
It is located on the northeast corner of N. Horseshoe and Espina St., on the NMSU campus.[1]
The building was retrofitted with an elevator in 2001–02, in an addition creating a new East entrance to the building.[3]
It is listed as Building #35 in NMSU's inventory of buildings, as the William B. Conroy Honors Center, abbreviated WCHC, at 2745 South Espina St. The university also has an Air Test facility and a Wind Tunnel/Research building.[4]