1115 North 31st Street ID: 1348 | This file appears in: 1115 North 31st Street 1115 North 31st Street. Front view of the house, facing northeast from the sidewalk on North 31st Street. Photograph taken in early spring. | Creator: Unknown photographer | Date: Mar. 2015 | Source: Montana State Historic Preservation Office | Rights: Public Domain Download Original File CreatorUnknown photographerSourceMontana State Historic Preservation OfficeDateMar. 2015RightsPublic Domain "1115 North 31st Street" appears in: 1115 North 31st Street