The bright thread: the Bulletin's 75th anniversary.

This chronological review of the Bulletin of the Medical Library Association deals with the years 1911 through 1985. The Bulletin has had nineteen editors, from Marcia C. Noyes and John Ruhräh, M.D. (1911-26), through Susan Crawford, Ph.D. (1983-1986). This paper describes the Bulletin's gradual expansion in size and contents, the initiation of various departments and sections, and some of the pioneering articles. Major steps in expenses, income, and subscription price are given. Important changes in the format and the growth of the administrative and advisory structures are covered.