![Local intelligence excerpt, Delaware County Daily Times (Chester, PA), July 16, 1878](http://joeholson.com/wp-content/uploads/2017/09/Dagworthy-Derrickson-Joseph_Page_02_Image_0001-300x257.jpg)
Local intelligence excerpt, Delaware County Daily Times (Chester, PA), July 16, 1878
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The Philadelphia Inquirer (Philadelphia, PA), January 29, 1905
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The Morning News (Wilmington, DE), July 20, 1905
Local intelligence excerpt, Delaware County Daily Times (Chester, PA), July 16, 1878
The Philadelphia Inquirer (Philadelphia, PA), January 29, 1905
The Morning News (Wilmington, DE), July 20, 1905
For more than 35 years I worked at the forefront of developmental and reproductive toxicology, pharmacokinetics, and risk assessment, beginning at the National Center for Toxicological Research in Little Rock, Arkansas, and culminating with 20 years as President and Director of WIL Research Laboratories in Ashland, Ohio. My other interests include animal behavior, natural resource conservation, and social justice. Read Moreā¦