The Coliseum–Duplex Envelope Company Building
# The Coliseum–Duplex Envelope Company Building

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.

