American Newspapers, 1821-1936: a union list of files available in the United States and Canada / edited by Winifred Gregory under the auspices of the Bibliographical Society of America.
"A bibliography of union lists of newspapers, compiled by Karl Brown and Daniel C. Haskell" : p. [787]-789. "Notes on newspapers published in foreign countries found in the libraries of the United States and Canada" : p. [790]-791.
Xerox facsimile of 1937 edition, New York, H.W. Wilson.
Original publication had cover title: Union list of newspapers.