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Start Over Formats Text ✖Remove constraint Formats: Text Subjects Military Personnel ✖Remove constraint Subjects: Military Personnel Subjects United States ✖Remove constraint Subjects: United States Subjects Lighting ✖Remove constraint Subjects: Lighting Authors Eichna, Ludwig W. (Ludwig Waldemar), 1908- author ✖Remove constraint Authors: Eichna, Ludwig W. (Ludwig Waldemar), 1908- author Titles Partial report on the use of red light for maintaining dark adaptation in tanks ✖Remove constraint Titles: Partial report on the use of red light for maintaining dark adaptation in tanks

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  • Partial report on the use of red light for maintaining dark adaptation in tanks1