Mathematics Teacher (1919-1920) Vol. 12, No. 1

  • Mathematics Teacher (1919-1920) Vol. 12, No. 1

    THE MATHE1\1ATICS T.EACHER EDITED BY W. H. :METZLER ASSOCIATED WITH EUGE1 E RA~DOLPJI SMlTH GEORGE G. CHAMBERS HARRY D. GAYLORD WILLIAM E. BRECKENRIDGE Vol. XII -TIT September, 1919-~ .1920 THE MATHEMATICS TEACHER SYRACUSE, N. Y. PRESS OF THE ti[W ERA PRINTIHC COMPANY LANCASTER. PA. I~DEX. A A Junior High School Cour~e