Dr. Trena L. Wilkerson, published Jackson’s Mill to Chinsegut: The journey to STEL (Standards for Technological and Engineering Literacy). in Technology and Engineering Teacher, Vol. 79, Issue 5, p. 8-13, January 1, 1970, with co-author(s) Dr. Thomas Loveland, University of Maryland Eastern Shore, Tyler Love, Penn State-Harrisburg, and Patricia Simmons, National Science Teachers Association.