Ancestors and descendants of Captain David Beckett Messenger and Hannah Higley MessengerAmanda Long Messenger1952
An Algorithm and Computer Program to Locate Real Zeros of Real Polynomials / David R. Hedgley, Jr.David R. Hedgley1975
A Characterization of the Real Zeros of a Particular Transcendental Function / David R. Hedgley, Dryden Flight Research Center.David R. Hedgley1979