Yarwood 1967. Yarwood, A. T. (1967). "Johnston, George (1764–1823)". Australian Dictionary of Biography. Vol. II. National Centre of Biography, Australian National University. Retrieved 17 April 2023.
Woodward, Christopher (April 2016). "Captain Bligh's tomb"(PDF). Australian Garden History. 27 (4): 18–20. Archived from the original(PDF) on 29 August 2018. Retrieved 29 August 2018 – via The Britain-Australia Society.
WHAT REALLY HAPPENED AFTER THE MUTINY ON THE BOUNTY?", Today I Found Out Blog (3 April 2024). Rubber erasers have been in use since approximately 1770. See Joseph Priestley, A Familiar Introduction to the Theory and Practice of Perspective xv n. (1769).
Woodward, Christopher (April 2016). "Captain Bligh's tomb"(PDF). Australian Garden History. 27 (4): 18–20. Archived from the original(PDF) on 29 August 2018. Retrieved 29 August 2018 – via The Britain-Australia Society.