1. Bouie, S. (1771). Map of Morningtown, Donneygarney, Betaghstown, Ministown and Ninch. Survey at the request of the Proprietors situate in the Lower Barony of Duleek and County of Meath.
2. National Archives (NA), OPW 8/120/1. Requests for money from consolidated fund to build new line of quay wall, specification, estimate, account of expenditure, inspection reports of George Halpin, payment of instalments, appointment of secretary, memorial to improve the harbor.
3. NA OPW 8/120/3. A report by William Bald on Drogheda Harbour Works 15th January 1835.
4. NA OPW 8/120/3. A report letter from John Young Engineer dated 28th May 1835 to Henry R Paine, Office of Public Works.
5. NA OPW 8/120/3. Letter from John Young 16th January 1850 on Drogheda harbour Works.