The series consists of Voters Lists, later called List of Electors, List of Registered Electors, and List of Voters. The lists include residents names and addresses.
The series includes financial statements prepared by a number of different chartered accountants on behalf of the Corporation of the District of Coquitlam for the years 1912 to 1970. Earlier documents include boiler plate information about elected officials and department heads while later documents provide statistics and other information about the municipality as well as a selection of photographs in a few cases.
The file consists of debenture certificates issued in accordance with Coquitlam Loan Bylaw, 1892. The file includes numbered certificates from #3 to #200.