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Start Over You searched for: Authors Brackett, Frederick S. (Frederick Sumner), 1896-1988, author Remove constraint Authors: Brackett, Frederick S. (Frederick Sumner), 1896-1988, author
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1. First partial report on Project no. 24--study of head protection for tank crews

nlm:nlmuid-101677986-bk

6. First partial report on Project no. 45 -- physiological and operational characteristics of T26E3 tank

nlm:nlmuid-101678283-bk

7. Fourth partial report on Project no. 37 -- study of errors in field artillery practice: subject: an analysis of the sources of error in the use of the aiming circle and development of an improved instrument

nlm:nlmuid-101678214-bk

9. Second partial report on Project no. 37 -- study of errors in field artillery practice: subject: an analysis of the sources of error in the use of the panoramic telescope M12 and development of principles of design for an improved instrument

nlm:nlmuid-101678178-bk