Edinburgh: W.and C.
Tait, 1821.
[29] _The Life of David Haggart, alias John Wilson, alias John Morison, alias Barney McCone, alias John McColgan, alias Daniel O'Brien, alias The Switcher_, written by himself while under sentence of death.
Edinburgh: Printed for W.and C.Tait by James Ballantyne and Co., 1821.
In the British Museum Library there is a copy with an autograph note by Lord Cockburn on the fly-leaf, which runs as follows: 'This youngster was my client when he was tried and convicted.

He was a great villain.

His life is almost all lies, and its chief curiosity consists in the strange spirit of lying, the indulgence of which formed his chief pleasure to the very last.

The manuscript poem and picture of himself (bound up at the end of the _Life_) were truly composed and written by him.

Being an enormous miscreant the phrenologists got hold of him, and made the notorious facts of his character into evidence of the truth of their system.