Leonard Bloomfield (1887 - 1949) was an Americanlinguist. In 1914 he wrote Introduction to the Study of Language which was in later editions just called Language. The book is intended for a general audience and addresses general issues about language often ignored.
... maker; see DB (car)
DB is the abbreviation for Deutsche Bahn, the major German railway company
DB is the abbreviation of Dominion Breweries[?], a major beer brewing ...