3.2002.2100.1: Industrial Problems, Coöperation: Great Britain, England. Sunderland. Coöperative Society: Coöperative Societies, Great Britain: Sunderland Co-operative Society, Sunderland. A 2 1/2 % grant out of the profits is annually set aside for educational purposes. The main feature of this educational work is a central library with 13,000 vols., 3000 vols. are lent out every week. Readingrooms and magazine rooms are maintained in various parts of the town.