This collection consists of two volumes. The treasurer's book has the group’s accounts from 1926 to 1935.There is also the secretary’s book from 1920 to 1935 with meeting minutes, member rolls and election results.

The three ledgers contain accounting information for the Eclectic Society from 1917-1929. There is information about the society's house, its members, its social events, and the café it ran.

The folders contain a social activity program, information on a proposed building for the society, stockholders in the society, society directories, copies of their newsletter, The Tic, from 1894, 1915, 1921 and 1924.