"American astrologer and writer" . . "Oliver, Ruth Hale"@en . . "Ruth Hale Oliver"@en . "1988Z"^^ . "1910Z"^^ . . "Ruth Hale Oliver (April 16, 1910 \u2013 October 3, 1988) was an American astrologer, astrology teacher, writer, and occasional actress. Her most notable role was the Librarian Ghost from the beginning of Ghostbusters. She was married to George Gercke in 1931 and divorced in 1940. They had one child, actress Susan Oliver. She died on October 3, 1988 from natural causes at the age of 78."@en . "1910-04-16Z"^^ . "1988-10-03Z"^^ . . "1988Z"^^ . "1949Z"^^ .