Consists of manuscripts, published essays, criticisms, travel accounts and correspondence, including two letters from Albert Einstein. Also includes 0.13m of material by Ida Seigler; manuscripts and correspondence.

Consists of letters of condolence to Ida Seigler on the death of her spouse, Ariel Bension, clippings about Dr. Bension, passport, and identification papers.

Contains various correspondences to Rabbi D. Kirshenbaum, from a variety of sources, such as Zionist organizations, the National Labour Council, different rabbis, and the United Palestine Appeal. There are also several letters from John C. Cody, the Bishop of London, Ontario.

Consists of published works and unpublished manuscripts by Ariel Bension.

The fonds contains newspaper clippings, articles, and other records related to Dickstein's Zionist work and his published writings later in his career. The fonds also contains extensive records and correspondence surrounding Dickstein's 65th birthday celebration, attesting to the major community presence he had, as well as messages of condolence to Dickstein's family after his death, demonstrating his impact on the Montreal Jewish community and worldwide Zionist movement.

The fonds contains records relating to the Pioneer Women's Organisation in Montreal, most of which were produced in the 1950s through 1980s. A number of meeting minutes, newsletters and bulletins, and a copy of the Pioneer Women's Magazine attest to their internal activities, while several awards, certificates, and plaques celebrate the organization's accomplishments. Speeches and addresses for various luncheons and other fundraising events can also be found in the fonds, along with internal and external correspondence.

The papers represent the scope of Brainin’s life endeavours as writer, editor, biographer, critic, translator, lecturer, Zionist and one of the founders of the Jewish Public Library. The Fonds is divided into five major series: Literary and editorial activities, Biography and criticism, Correspondence, Special Collections, and the records of the Jewish Public Library Archives Committee.

Consists of clippings announcing speeches and lectures by Ariel Bension on Zionism as well as letters of introduction for Bension on his travels by such persons as Herbert Samuel, High Commissioner of British-Mandate Palestine, Sir Alfred Mond to various British government houses in Morocco, Madrid, Bombay, Delhi, etc. Also includes a general letter signed by Chaim Weizmann.