NUCMC data from Univ. of Virginia Lib. for Fontaine, W. Papers, 1874-1878 (Lesley, J. Peter)
LC data base, 8-14-89 (hdg.: Lesley, J. Peter, 1819-1903; usage: John W. Allen, Jr.); manual auth. cd. (usage: J.P. Lesley; also wrote under pseudonym of John W. Allen, Jr.; "J. stood merely for Junior"; not part of given name; signed his name variously Peter Lesley, Peter Lesley, Jr., J.P. Lesley, and J. Peter Lesley)
WWWA, v. 1, 1897-1942 (Lesley, J. Peter; geologist and minister; taught at Univ. of Pa.; chief geologist in charge of Pa. Geological Survey begun in 1874; "J." does not stand for anything)