https://ift.tt/2wwdHAe Ruth Freitag, Librarian to the Stars, Dies at 96 Deaths (Obituaries), Libraries and Librarians, Space and Astronomy, Books and Literature An expert on astronomy, she spent nearly a half-century at the Library of Congress and helped Isaac Asimov and Carl Sagan with research. BY KATHARINE Q. SEELYE https://ift.tt/3bJ59bo May 22, 2021 at 04:48AM