LUMBER EXCHANGE BUILDING AFTER IT BURNED. Year: February 26, 1891, decade: 189-. 5th St at Hennepin Ave Central Mpls MN. This picture has a hugh sign on it as follows: H. B. Gardner Builders Hardware Stoves, Ranges, Furnaces House Furnishing Goods Go to this site: http://www.mplib.org/dbtw-wpd/phosrc.htm Enter surname Gardner for search