Foltz, J. M. (1843). The endemic influence of evil government: Illustrated in a view of the climate, topography, and diseases, of the Island of Minorca, with medical statistics of a voyage of circumnavigation of the globe, and an account of other service, both ashore and afloat. New York: J. & H.G. Langley.

Foltz, Jonathan Messersmith. The Endemic Influence of Evil Government: Illustrated in a View of the Climate, Topography, and Diseases, of the Island of Minorca, With Medical Statistics of a Voyage of Circumnavigation of the Globe, and an Account of Other Service, Both Ashore and Afloat. New York: J. & H.G. Langley, 1843.

Foltz, Jonathan Messersmith. The Endemic Influence of Evil Government: Illustrated in a View of the Climate, Topography, and Diseases, of the Island of Minorca, With Medical Statistics of a Voyage of Circumnavigation of the Globe, and an Account of Other Service, Both Ashore and Afloat. New York: J. & H.G. Langley, 1843.