Chorba, B.R. 2011.  A Guide for a Late summer to Early Fall Field Trip to the John A. Roebling Memorial Park.  For copy, contact: [email protected].

Caduto, M.J. 1985. Pond and Brook, A Guide to Nature Study in Freshwater Environments. Prentice-Hall, Inc., Englewood Cliffs, NJ. Comstock, A.B. 1939 (reprinted 1986). Handbook of Nature Study. Cornell University

Friends for the Marsh / M.A. Leck. 2011. A View Apart – The Hamilton – Trenton – Bordentown Marsh. Slide Program and Accompanying Script NJN. 2006, Turning the Tide. (Video)

There are many teaching materials available. Check the websites of scientific and historical organizations; universities (e.g., University of Maryland Center for Environmental Science: Integration & Application Network); watershed associations; government

Information about historical houses and persons may be obtained from local historical societies, libraries, and local and regional histories. This list is not exhaustive and is provided as a starting

Aiello, L.  1968.  Charles Conrad Abbott, M.D., Discoverer of Ancient Man in the Delaware Valley.   Bulletin New Jersey Academy of Science 12(2):3-6. Anonymous. 1996. Abbott Farm National Historic Landmark. Trenton