"Authorized for use in the Schools of Manitoba, authorized for use in the Schools of British Columbia, authorized for use of Model School Students' of Ontario"
During the independent existence of Manitoba Pool Elevators, the Manitoba Co-operator, published by the Manitoba Co-operative Conference Ltd., was the official organ of the cooperative movement in the province. The sub-series consists of issues of The Manitoba Co-operator from 1931-1936 and 1943-2001.