Professional Organizations
American Institute for Conservation (AIC)
Association for Preservation Technology International (APTI)
Association of Preservation Technology - Delaware Valley Chapter (APT-DVC)
International Council on Monuments and Sites, US Committee (US/ICOMOS)
Philadelphia Area Conservation Association
Technical Information
National Park Service Preservation Briefs
Canadian Conservation Institute Notes
Building Conservation Articles from Cathedral Communications Limited
Standards Guidelines
Secretary of the Interior's Standards for the Treatment of Historic Properties