Tucson Headquarters Library - Collections

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The Tucson Headquarters Library has an extensive collection of books, journals, observatory publications, and historical materials, which go back decades. 




Physical Collections

    Call Numbers and Subjects

    Materials in the Tucson Headquarters Library are arranged according to the Library of Congress classification scheme, which uses a combination of letters and numbers. Here are some guides to the LC classification system:


    Main Floor of Tucson Headquarters Library

    Tucson Headquarters Library Map - Main Floor

    • Astronomy (QB) Books and Journals
    • Reference Materials
    • Writing Center (dictionaries, thesauri, writing books, style manuals) - main floor near tables
    • Organizational History
    • Tohono O'odham History
    • NOAO Publications (AURA Engineering Reports; KPNO Contributions (listing of Contributions with links to ADS records); KPNO R&D Technical Memoranda; NOAO Newsletters)


    Basement Floor of Tucson Headquarters Library

    Tucson Headquarters Library Map - Basement Floor

    • Books and Journals
      • Education (L)
      • Geography (G)
      • History (E and F)
      • Mathematics (QA)
      • Optics (QC)
      • Physics (QC)
      • Psychology (BF)
      • Science, general (Q)
      • Statistics (HA)
      • Technology and Engineering (T)
    • Historical  Collection
      We have a collection of historical materials, which are kept in a restricted area of the library. Please see Sharon for access. 
    • Observatory Publications
      Publications from observatories throughout the world are classified in the QB4 section. Some of these publications are located in the astronomy section on the main floor; others are in a separate restricted area. See Sharon for access.
      Finding Aid - Observatory Publications

Updated on July 13, 2021, 7:17 am