The yearbook is the governing document of the Society.  It has an up-to-date list of Fellows of the Society, giving their name, degrees, postal address and e.mail, as well as a separate geographical index.

The yearbook includes the Trustees’ Report and Accounts, details of the Society’s Laws, current committee membership and the terms of reference for each committee.  It also provides contact details for the Local Secretaries and Overseas Liaison Representatives. 

The yearbook, available only to Fellows of the Society, includes a calendar of events, details of medals and grants awarded and a historical record of officers of the Society since 1907.