Preservation and Restoration Know-How
Restoration Procedures used by the U.S. General Services Administration are intended to be conservative in their approach and to cause no irreversible damage. The National Park Service has also written about Technical Preservation Services for Historic Structures in the Old House Journal.
National Trust for Historic Preservation sells books on historic preservation.
The programs of the National Center for Preservation Technology & Training focus not just on the “how” of preservation, but the “why” as well. The training programs aim to enable participants to return to their jobs with a holistic perspective and a thorough knowledge of the tools at their disposal.
Historic Seattle and Historic Seattle Arts and Crafts Guild, 117 Minor Ave., Seattle, WA 98101, 202-622-6952.
The Secretary of the Interior's Standards for Rehabilitation includes guidelines for new additions. The new additions best practices are also useful for designing a new structure that is harmonious with surroundings.
See DAHP's blog and the National Trust's blogs