Analysis of information sources in references of the Wikipedia article "The World Turned Upside Down" in English language version.
Article 3 states that: "the garrison of York will march out to a place to be appointed in front of the posts, at two o'clock precisely, with shouldered arms, colors cased, and drums beating a British or German march. They are then to ground their arms, and return to their encampments, where they will remain until they are dispatched to the places of their destination."
American tradition has it that the British song played was "The World Turned Upside Down." However, there was no historical record of which song or songs were played by the band.