The company is based in Farmington Hills, Michigan, United States,[2] west of Detroit.The company is known for its full-text magazine and newspaper databases, Gale OneFile (formerly known as Infotrac), and other online databases subscribed by libraries, as well as multi-volume reference works, especially in the areas of religion, history, and social science.Thomson has acquired Information Access Company (publisher of InfoTrac) in 1995 and Primary Source Media (formerly named Research Publications) in 1979.[4] In 1999, Thomson Gale acquired Macmillan Library Reference (including Scribner's Reference, Thorndike Press, Schirmer, Twayne Publishers, and G. K. Hall) from Pearson (which had acquired it from Simon & Schuster in 1998; Macmillan USA was purchased by Simon & Schuster in 1994).Gale produces hundreds of products, such as Gale Academic OneFile,[10] Biography and Genealogy Master Index,[11] General OneFile, General Reference Center, Sabin Americana (based on Sabin's Bibliotheca Americana), and World History Collection.