OCLC database, 2/1/95 (hdg.: Thompson, Will L. (Will Lamartine), 1847-1909; usage: Will L. Thompson)
G. Schirmer, Inc. Bulletin of new music published and imported by G. Schirmer, Inc., New York, Oct. 15, 1909 Necrology (William S. Thompson [sic]; b. Nov. 7, 1847, Beaver Co., Pa.; d. Sept. 20 in New York; hymn writer, publisher)