Post Office Wages. Report of Bradford Committee, 1904.
Report of Select Committee on Post Office Servants (Hobhouse Committee), 1907.
The Post Office: An Historical Summary. London, 1911.
Report of Select Committee on Post Office Servants (Holt Committee), 1914.
Statement showing the Proposed Increases in Postal, Telegraph, and Telephone Charges, 1915 (Cd. 8,067).
First Report of the Committee on Retrenchment in the Public Expenditure, 1915 (Cd. 8,068).
Reports of the Postmaster-General on the Post Office. Annually (from 1854-5).
Official Records of the British Post Office.
Cobbett, William. The Parliamentary History of England, from the Earliest Years to 1803.
Scobell, Henry. A Collection of Acts and Ordinances. London, 1658.