» Iowa Barn Foundation    Dedicated to preserving Iowa's rural buildings. Information about grants, events, membership.    http://www.iowabarnfoundation.org/

» Iowa Historical Societies    Locate address information, including web site links, to historical societies in each county within the state of Iowa.    http://www.daddezio.com/society/hill/SH-IA-NDX.html

» Iowa Lincoln Highway Association    History, documentation, photographs and postcards of the Iowa portion of the first transcontinental road. Link to Burma-Shave history.    http://www.lincolnhighwayassoc.org/iowa/

» State Historical Society of Iowa    Identifies, records, collects, preserves, manages, and provides access to the state's historical resources. Includes a list of historic sites, grants, library services, a museum, archives, membership, publications and volunteerism. Located in Des Moines.    http://www.iowahistory.org/