Series consists of records created and acquired by Joshua, David and William Wawanosh in their roles as chiefs of the Chippewas of Sarnia band council. Records relate to governance, land, population, finances and government relations. Included are correspondence received by Joshua Wawanosh, David Wawanosh and others. Letters address council matters, land claims, the work of the missions and other topics. Correspondents include various missionaries, other chiefs, relatives and representatives of the department of Indian Affairs. Also included in the series are petitions, records relating to land claims, copies of treaties, an address to the Chippewa Nation by George Copway, minutes of the council of the Sarnia Reserve, census data, William Wawanosh's notebook and records of appointments to the position of Indian Interpreter. Reference materials such as copies of the Indian Act and a copy of a published land claim patent case are also included.