1–6 of 6 hits
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    Aircraft Detection, Range Estimation, and Auditory Tracking Tests in a Desert Environment

    E. W. Frederickson / J. F. Follettie / R. D. Baldwin | NTIS | 1967

    Ground Observer Ability to Detect and Estimate the Range of Jet Aircraft Flying over Hilly Terrain

    R. D. Baldwin / E. W. Frederickson / A. L. Kubala et al. | NTIS | 1968

    Methods of Training for the Engagement of Aircraft with Small Arms

    E. W. Frederickson / R. D. Baldwin / R. J. Foskett | NTIS | 1970

    Studies on Training Ground Observers to Estimate Range to Aerial Targets

    M. R. McCluskey / A. D. Wright / E. W. Frederickson | NTIS | 1968

    The Effect of Exhaust Smoke on Aircraft Detectability

    R. D. Baldwin / E. W. Frederickson | NTIS | 1966

    Validation of the Realistic Air Defense Engagement System (RADES)

    P. R. Drewfs / A. V. Barber / D. M. Johnson et al. | NTIS | 1988