Provides background on the involvement of the AMIGOS Bibliographic Council (i.e., an OCLC-affiliated network serving over 350 libraries in the southwest United States) with computer development issues and introduces the 4 articles that follow which are excerpted from a 1990 AMIGOS seminar on collection development and preservation. (MES)

Describes series of videocassette projects introduced in 1982 by the King County Library System (Seattle, Washington) leading to current collection of over 5,600 tapes. Population in library system's service area, exploration of marketplace, purchasing, library role, product packaging, circulation and overdue policies, demand for tapes, and…