Posture and physical fitness / by Armin Klein, M.D., and Leah C. Thomas.
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Main Authors: | , |
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Corporate Author: | |
Format: | Government Document Book |
Language: | English |
Published: |
Washington, D.C. :
United States Department of Labor, Children's Bureau : United States Government Printing Office,
1931.
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Series: | Bureau publication (United States. Children's Bureau) ;
no. 205. |
Subjects: |