The Historic American Buildings Survey (HABS), Historic American Engineering Record (HAER), and Historic American Landscapes Survey (HALS) work to preserve important structures, not physically, but through documentationprecisely measured drawings, photographs, and written records. This Second Edition of Recording Historic Structures offers a detailed reference to the methods and techniques used to document Americas historic structures, from bridges and buildings to landscapes and ships. This new edition of the definitive guide provides information on the latest technological advances being used in practices uch as laser scanning, CAD, and digital-rectified photogrammetry and state-of-the-industry case studies, including new material on recording landscapes. Packed with everything necessary to study and document any existing structure, this thorough guide discusses initial survey and planning, field notes, historical research and analysis, photographs and measured drawings, and all other aspects of documentation. Complete with a list of helpful Web links for further research, this Second Edition of Recording Historic Structures is a reliable resource for designers and engineers who