Subseries consists of miscellaneous materials pertaining to the Board of Directors and other officials of the Society, including Honourary officers, Ex-Officio members and Elected Directors. Some correspondence is included in these files pertaining to appointments and resignations. A Decision Book of the Executive Committee dating from 1968 to 1984 is also included in the subseries.

Subseries consists of Annual Reports dating from 1932 to 1988, including promotional pamphlets summarizing the Annual Report for some of these years. President's Reports and some Monthly Reports for assorted years are also included in this subseries.

Subseries consists of the official Minutes of the Annual Meetings of the Society from 1932 to 1982, official Minutes of the Board and Executive Committee meetings from 1956 to 1980 and some early reports of the Executive Secretary primarily from the 1930s.