1. 1838.Sydney Morning Herald, 12 September (hereafter SMH)
2. Brewer, F.C. 1892.The Drama and Music in New South Wales11Sydney claims that the first ‘Zip Coon’ routine was performed at Signor Dalle Cases's Olympic Amphitheatre in 1842 by John Hydes but the first reference I can find for Hydes is at the Royal Victoria in 1848
3. 1890.Argus, 20 September