This accession consists of records that document Smithsonian Astrophysical Observatory (SAO) projects and activities. Materials include proposals, quotations, bids, and correspondence with contractors, equipment makers, and vendors to provide services, equipment, and instruments for SAO.
Smithsonian Institution Archives, Accession 99-150, Smithsonian Astrophysical Observatory, Subcontracts and Procurement Department, Federal Subcontracts
Smithsonian Institution Archives
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