Official organ of: 1908-1920, the Association of Teachers of Mathematics in the Middle States and Maryland; 1913-20, the Association of Mathematical Teachers in New England; 1921- the National Council of Teachers of Mathematics.
Indexed In:
Education index 0013-1385
Indexes
Vols. 14-22, 1921-29. 1 v. (Suppl. to v. 23, no. 2); Vols. 1-58, 1908-65. 1 v.