The Coliseum–Duplex Envelope Company Building, also known as the Valentine Auction Company Building, is a building in Richmond, Virginia that was built in 1922 in Early Commercial style. It was listed on the National Register of Historic Places in 1999. It is located in the West Broad Street Commercial Historic District. References Industrial buildings and structures on the National Register of Historic Places in Virginia National Register of Historic Places in Richmond, Virginia Buildings designated early commercial in the National Register of Historic Places Buildings and structures in Richmond, Virginia Commercial buildings completed in 1922 Individually listed contributing properties to historic districts on the National Register in Virginia Envelopes