An essay on the Rhus toxicodendron : with cases of its effects in the cure of paralytic affections, and other diseases of great debility / By Johnn Alderson. (1804)
John Alderson · Hull : Printed by W. Rawson; and sold by J. Rodford ... [etc.], 1804. · leaf 6
Poison oak · Toxicodendron
Wellcome Collection · Public Domain Mark 1.0 (public domain). Free to use for anything.