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The Effect Of Selected Visual Training Procedures On The Visual Form Field
Author(s): Christensen, Julien M., Crannell, C. W.
Corporate Author(s): Miami University of Ohio
Date of Publication: 1955-04
Report number: WADC TR 54-239
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Importance Of Certain Dial Design Variables In Quantitive Instrument Reading
Author(s): Christensen, Julien M.
Corporate Author(s): Aero Medical Laboratory
Date of Publication: 1955-10
Report number: WADC TR 55-376
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Comparisons of a Single Operator's Performance with Team Performance on a Tracking Task
Author(s): Senders, John W., Christensen, Julien M., Sabeh, Raymond
Date of Publication: 1955-07
Report number: WADC TN 55-362

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