Biodiversity Heritage Library

By: Wistar, Caspar, - Horner, William Edmonds, - Pancoast, Joseph,

Edition: 9th ed., entirely remodeled ... by J. Pancoast.

Publication info: Philadelphia :Thomas, Cowperthwait & Co.,1846.

Contributed by: University of California Libraries (archive.org)

By: Wistar, Caspar, - Horner, William E. - Pancoast, Joseph,

Edition: 9th ed., entirely remodeled ... by J. Pancoast.

Publication info: Philadelphia :Thomas, Cowperthwait & Co.,1846.

Contributed by: University of Connecticut Libraries (archive.org)

By: Wistar, Caspar, - Horner, William E.

Edition: 3rd ed. / with notes and additions by William Edmonds Horner.

Publication info: Philadelphia :Carey & Lea,1823.

Contributed by: Univ. of Mass Medical School, Lamar Soutter Library (archive.org)