Historic Preservation Resources

State Historic Preservation Office

Websites of interest (alphabetical order)

Iowa Barn Foundation

National Barn Alliance

National Park Service Technical Preservation Services 

National Trust for Historic Preservation

Office of the State Archeaologist

Preserve America

Preservation Action

Preservation Iowa

Books:

Identifying American Architecture: A Pictorial Guide to Styles and Terms, 1600-1945 by John J. G. Blumenson (Jun 1981)

Iowa's Historic Architects: A Biographical Dictionary by Wesley I. Shank.