Besides the webpages which are linked directly through the pages, here are other sources of my information:

Bobel, Peg and Rob.  1998.  The Nature of the Towpath.  Cuyahoga Valley Trails Council, Inc.

Ellis, William Donohue.  1998.  The Cuyahoga.   Dayton, Ohio:  Landfall Press, Inc.

Orlich, Donald C.  1978.  Designing Sensible Surveys.  Pleasantville, New York:  Redgrave Publishing Company.

Van Tassel, C. S.  The Book of Ohio.  Bowling Green, Ohio:  C. S. Van Tassel (publication date unknown, probably 1903).

Venning, Frank D.  1984.  A Guide to Field Identification: Wildflowers of North America.  New York, New York:  Golden Books.

Acknowledgements:

I would like to thank my husband and dearest friend, Ris, for all of his support, encouragement, inspiration  and for answering the hundreds of computer questions with which I bombarded him.

Thanks to Dr. Lee and Dr. Carlson who guided, counseled and encouraged me.

Thanks to Dad, whose photos were indispensable to this project.

Thanks to all family and friends who encouraged me and who helped me release my tension and apprehension.