A lecture on the history of commercial enterprise [microform] : with reflections on its influence upon the character of the world : delivered before the Maryland Institute, Baltimore City, February 4, 1857 /
Spencer, Jervis.
Maryland Institute for the Promotion of the Mechanic Arts.
Baltimore:  M.H. Umbaugh,
1857.
Sabin 89334
Microfiche.
Commerce
Exchange
Speeches, addresses, etc., American