xAlison Chapman (ed.) and the DVPP team, “Lines Addressed to John Broster, F.A.S.E. Discoverer of the System for the effectual
Removing of Impediments of Speech. By a Pupil,” Digital Victorian Periodical Poetry Project, Edition 0.98.9beta, University of Victoria, 18th March 2024, https://dvpp.uvic.ca/blackwoods/1825/pom_10315_lines_addressed_to_john.html.