The most important bibliographical research tool available for architecture, urban design, historic preservation, and urban planning history. Surveys more than 700 U.S. and foreign journals. Citations and abstracts are provided for 550,000 records covering journal articles published from the 1930s (with selective coverage dating back to the 1741) to the present. The Avery Index to Architectural Periodicals is updated weekly. Also includes indexing of over 13,000 citations for obituaries for architects and the first online representation of the Burnham Index to Architectural Literature from the Art Institute of Chicago. The audience includes anyone interested in the subjects of Archaeology, Architecture, Architectural design, City planning, Furniture and decoration, Historic preservation, History of architecture, Interior design, Landscape architecture, and Urban planning.