The Buckingham Arm is an English canal that once ran from Cosgrove, Northamptonshire to Buckingham. It was built as an arm of the Grand Junction Canal in two separate phases, a broad canal to Old Stratford, which opened in 1800 and a narrow canal onwards to Buckingham, which opened in 1801. It was disused from 1932, and was dammed at the first bridge in 1944 to reduce leakage from the Grand Union Canal, as the Grand Junction had then become known, but was not finally abandoned until 1964. The remains were severed by the construction of new roads in the 1970s and again in the late 1980s. The section through Old Stratford and Deanshanger was sold off in the 1990s, and the route there has been lost to housing development. The Buckingham Canal Society was formed in 1992, and is actively pursui