Records, 1865-1942, of the Aberystwyth Masonic Lodge No. 1072, comprising declaration books, 1865-1939; minute books, 1865-1942; a volume containing the bye-laws of the Lodge, 1866; certificates, 1873-1932, issued to members of the Lodge; signature books, 1874-1940; account book, 1888-1903; correspondence and papers, 1889-[c. 1920], mainly of Lodge secretaries; and programmes of proceedings at the Aberystwyth Lodge and at other Lodges, 1890-1942.

The file includes letters, 1903-1966, from members and officers of various orders of freemasonry, such as The Universal Order, The August Order of Light, various lodges of Societas Rosicruciana in Anglia, several tabernacles of the Grand College of England of The Holy Royal Arch Knight Templar Priests, and both the Manchester and Merseyside Associations for Masonic Research. Amongst other subjects dealt with in the correspondence are travelling and accommodation arrangements for visits to various Masonic lodges, the distribution of circulars regarding forthcoming meetings, the proposal of prospective new members, the congratulating of existing members on their elevation to higher offices and questions regarding matters of Masonic ritual.