Military Education and the British Empire, 1815-1949Douglas E. Delaney, Robert C. Engen, Meghan Fitzpatrick · First published 2018Open the Tome
America's sentinels of freedomRobert L. Perry, Frederic Oder, J. C. Fitzpatrick, Paul Worthman, R. Cargill Hall, Keith R. Hall, Clayton D. Laurie, United States. National Reconnaissance Office. Office of the Historian · First published 2002Open the Tome
Terrestrial tides as determined from deviations of gravity at Ann Arbor, MichiganWilliam B. Chapman, Robert C. Fitzpatrick, University of Michigan. Dept. of Geology · First published 1950Open the Tome
