Files of the Chamber on annexation, primarily 1958-63. The files detail the Chambers support for annexation by Grand Rapids of outlying areas, especially industrial, and support for annexation in general. Files evince a major concern during the sixties, that of incorporation into larger governmental and economic units. Files include topics as: airport annexation, records and correspondence of the Area Development Committee 1958-63, data files on areas were annexation was a possibility, surveys, maps and petitions for annexation. Arranged alphabetically and chronologically.