Principe, Lawrence. The Triumphal chariot reexamined : a study and chemical evaluation of Basil Valentine's Triumphal Chariot of Antimony, 1983: title page (by Lawrence Principe) title page verso (L.M. Principe)

The Pauson-Khand dicobaltoctacarbonyl-mediated enyne cyclization, 1988: title page (Lawrence Michael Principe) preliminary page (submitted this work as his doctoral dissertation to Indiana University in 1988) leaf 155 (born May 16, 1962)

The aspiring adept, 1998: CIP title page (Lawrence M. Principe) data sheet (born May 16, 1962) publisher information (assistant professor at Institute for the History of Science and Technology, with joint appointment in Chemistry Department, Johns Hopkins University, Baltimore, MD; Ph. D. in Chemistry from Indiana University, 1988; Ph. D. in History of Science from Johns Hopkins University in 1996)

Johns Hopkins University, Department of History of Science and Technology website, viewed September 25, 2015: link to People page (Lawrence M. Principe, Drew Professor of the Humanities, Director, Singleton Center for the Study of Premodern Europe; research interest: history of chemistry/alchemy) http://host.jhu.edu/directory/lawrence-m-principe/