2 items

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Size, Blur, And Contrast As Variables Affecting The Legibility Of Alphanumeric Symbols On Radar-type Displays
Author(s): Howell, William C., Kraft, Conrad L.
Corporate Author(s): Laboratory Of Aviation Psychology; The Ohio State University; The OSU Research Foundation
Date of Publication: 1959-09
Report number: WADC TR 59-536
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The Influence Of Overlay Configuration On The Estimation Of Heading And Speed
Author(s): Moss, Stanley M., Kraft, Conrad L., Howell, William C.
Corporate Author(s): Aviation Psychology Laboratory, Ohio State University Reseach Foundation
Date of Publication: 1961-03
Report number: WADD TR 61-141