Arthur and Ellen Colgan House (407 Third Street in Edgemont, South Dakota) show it as a two-and-a-half-story house with a wraparound porch, and is in the Queen Anne style.
The Arthur and Ellen Colgan House, at 407 Third Street in Edgemont, South Dakota, was listed on the National Register of Historic Places in 2017. Photos show it is a two-and-a-half-story or three-story house. The house has a wraparound porch and was built around 1900. Its architecture is said to reflect the then-ongoing transition between the Queen Anne and Colonial Revival styles. 
