This letter from Andrews to McLeod reveals his involvement with a network of activists, and the influence of the Pilbara movement. Note that Andrews states that Stan Davey had become convinced of the importance of cooperatives as a result of Pindan.
Don McLeod Has Network of Activists
Citation
Shirley Andrews to Don McLeod, 14 October 1957, Barry Christophers Papers, National Library of Australia, MS 7992/28/1880.