The prolific architectural firm of Fisher and Fisher designed the building for Denver businessman John A. Ferguson.  

The building was constructed in 1931 in the Italian Renaissance Revival style by the N.P. Severin Company of Chicago. 

Constructed between 1962 and 1966, the Byron G. Rogers Federal Building and U.S.

Denver’s Union Station consists of a Neo Classical central section, constructed in 1914, with flanking wings from the previous 1881 depot.  The station represents the consolidation of passenger and baggage facilities for most railroads serving Denver. 

Union Pacific Flatcar No. 51207 is eligible to the State Register the area of Transportation for both its history as a flatcar that transported freight in Colorado and for its use in an experiment with Trailer on Flatcar (TOFC) style of freight transportation, which ultimately changed out train-transported goods. 

Of Gothic design, Trinity United Methodist Church was built in 1887 of light beige rhyolite from Castle Rock.  The architect, Robert S. Roeschlaub, was responsible for many major buildings in Denver. 

The construction of Treat Hall represented the beginning of Colorado Women’s College, the first such college in the Rocky Mountain area.  Completed in 1909, Treat Hall was the academic and visual focal point of the campus.

The 1911 red brick office building and attached streetcar barn served as the headquarters of the city’s public transportation system until its purchase by the City of Denver in 1971.  

The Geddis and Seerie Stone Company built the Townsend House in 1892.  Primarily involved in large contracts, including the Brown Palace Hotel and various public buildings, the firm built few residences, and fewer yet still stand.

The main building of the Tivoli Brewery complex is a four-story brick structure built in 1882.  It is joined to a High Victorian Italianate style tower building, constructed between 1890-1891, by a shallow three-story brick overpass that forms a covered entry to the courtyard between the two buildings.