Documents found in this series include the Chamber's certificate of incorporation, bylaws, files on the founding conference and first meeting. Board and executive committee files contain agenda items and meeting minutes as well as biographical information on most board members. The Presidential Papers sub series similarly has biographical references; however, speeches are dominant. Subject files contain detailed information on the construction of the current building, designed by architect Cass Gilbert, as well as furnishings and other accoutrements by muralist Ezra Winter. Amendments, referendum and other governing topics are included in this sub series. The proposed merger between the Chamber and NAM covers 7 files. The annual meetings sub series spans 1912-1984 with proceedings, and a preliminary program for the 15th annual meeting. Presentations to Congress span 1961-1972.