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2 items

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Design of Two Fire Control System Maintenance Training Devices
Author(s): Briggs, Leslie J., DuVall, Wilbur E.
Date of Publication: 1957-09
Report number: AFPTRC TR 57-7
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Learning Task and Mode of Operation Variables in Use of the Subject-Matter Trainer
Author(s): Irion, Arthur L., Briggs, Leslie J.
Date of Publication: 1957-10
Report number: AFPTRC TR 57-8

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