A complete history of the Marquis de Lafayette, major general in the army of the United States of America, in the war of the revolution : embracing an account of his late tour thorough the United States to the time of his departure, September, 1825 /

Mode of access: Internet.

Success in life : the lawyer /

Mode of access: Internet.

Contributions from the Botanical Laboratory and the Morris Arboretum of the University of Pennsylvania.

Vol. 1, no. 3-v. 2, no. 2, v. 4, no. 1 issued as Publications of the University of Pennsylvania.