xAlison Chapman (ed.) and the DVPP team, “In Captivity. Skoal! To Henry W. Longfellow,” Digital Victorian Periodical Poetry Project, Edition 0.98.5beta, University of Victoria, 14th October 2022, https://dvpp.uvic.ca/cornhill_series/1866/pom_12204_in_captivity_skoal_to_henry_w.html.