Clark, J. H. 1. (1867). The medical men of New Jersey, in Essex district, from 1666 to 1866. Newark, N.J.: Pub. for the author, printed at the Evening courier office.

Clark, J. Henry 1814-1869. The Medical Men of New Jersey, in Essex District, From 1666 to 1866. Newark, N.J.: Pub. for the author, printed at the Evening courier office, 1867.

Clark, J. Henry 1814-1869. The Medical Men of New Jersey, in Essex District, From 1666 to 1866. Newark, N.J.: Pub. for the author, printed at the Evening courier office, 1867.