The series comprises papers concerning borough elections of Denbigh and the Flintshire boroughs, including lists of burgesses voting [c. 1742], state of the poll, 1806, and an enquiry into undue election procedures, 1813.

The series comprises correspondence and papers relating to Labour Party organization in East Flintshire mainly during Eirene White's tenure of the constituency from 1950 to 1970, many deriving from the general election campaigns of 1950 to 1966. A few of the papers concern political life in the old Flintshire constituency, notably Eirene White's abortive candidature in the general election of July 1945.

A file of draft and printed election addresses, with correspondence relating to the same, by Sir John Herbert Lewis, 1891-1910.