Related Resources
Wood Transportation
Wood Design
- American Forest & Paper Association
- American Wood Council
- American Institute of Timber Construction
- APA – The Engineered Wood Association
- California Forest Products Commission
- California Forestry Association
- California Redwood Association
- Canadian Wood Council
- Forestry Innovation Investment
- FP Innovations – Forintek Division
- International Association of Wood Product Societies
- Lumber Association of California/Nevada
- Natural Resources Canada
- North Carolina Forestry Association
- Society of Wood Science and Technology
- Southeastern Lumber Manufacturers Association
- Southern Forest Products Association
- Southern Pine Council
- Western Red Cedar Lumber Association
- Western Wood Preservers Institute
- Western Wood Products Association
Historical Documentation
- National Park Service's Heritage Documentation Programs
Access the nation's largest archive of historic architectural, engineering, and landscape documentation, including historic wood transportation structures.
Covered Bridges
- Burlington Charter for the Preservation of Historic Covered Bridges
- Covered bridges in the Historic American Engineering Record (HAER)
View digitized images of measured drawings, black-and-white photographs, color transparencies, photo captions, data pages including written histories, and supplemental materials. Documents are part of the Prints and Photographs Division of the Library of Congress. - Smithsonian Institution Traveling Exhibition Service: “Covered Bridges: Spanning the American Landscape”