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[Librarian Gerry Nowak dials for a mainframe connection]
[Librarian Gerry Nowak dials for a mainframe connection]
Image caption on page 99 of the book US National Library of Medicine: "Librarian Gerry Nowak uses an acoustic couplers (early computer modem) to establish a connection to a mainframe computer that enables her access to MEDLINE, ca. mid 1970s."
Copyright:
The National Library of Medicine believes this item to be in the public domain. (More information)