Hoff, J. W. (1893). Two hundred miles on the Delaware River: A canoe cruise from its headwaters to the falls at Trenton ; with an historical appendix (Columbian ed.). Trenton, NJ: Brandt press.

Hoff, J. Wallace. Two Hundred Miles On the Delaware River: A Canoe Cruise From Its Headwaters to the Falls At Trenton ; With an Historical Appendix. Columbian ed. Trenton, NJ: Brandt press, 1893.

Hoff, J. Wallace. Two Hundred Miles On the Delaware River: A Canoe Cruise From Its Headwaters to the Falls At Trenton ; With an Historical Appendix. Columbian ed. Trenton, NJ: Brandt press, 1893.