Papers of Harry Littler, Mersey River Pilot.

Papers of Harry Littler, Mersey River Pilot, includes plan of river and docks, 1948; Liverpool Port Signals 1903 and 1919; newcuttings, 1974; notes on employing apprentice pilots, 1965-1969; copy of The National Bulletin re pilot vessel Sir Thomas Brocklebank, 1951.