Physics principles [by] Stanley S. Ballard, Edgar P. Slack [and] Erich HausmannStanley S. Ballard · First published 1954Open the Tome
The United States Air Force in Southeast Asia, 1961-1973Carl Berger, Jack S. Ballard · First published 1984Open the Tome
The development and employment of fixed-wing gunships, 1962-1972Jack S. Ballard · First published 1982Open the Tome
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