Crawford, Scott(Montgomery County Branch Association for the Preservation of Virginia AntiquitiesPocahontas Press, Inc.Virginia Polytechnic Institute and State University, Department of History, )
Järvinen, Esa-Matti; Karsikas, Arto; Hintikka, Jouni(Council on Technology Teacher Education and the International Technology and Engineering Educators AssociationVirginia Tech. Digital Library and Archives, )