Note:  Do not rely on this information. It is very old.

Allen Bogof

Allen, Bog of, a name which embraces all the bogs of peat and moss E. of the Shannon in King's County and Kildare, Ireland. These extend over 348,500 acres, and have an average depth of 25 ft. The rivers Boyne, Barrow, and Brosna have their sources here, and the Grand Canal traverses the district.