box-16-folder-12-notes-ca-1929-1948-mathematics-decimals-arithmetic-education-for-democracy-fractions-two-pointsdominated-by-history-s-periods-in-development-language-seasonal-mater Post date May 27, 2023 Tags Edwin Mortimer Standing - Biographic sources, Edwin Mortimer Standing - Writings ← box-16-folder-11-notes-ca-1929-1948-maths-decimals-arithmetic-education-for-democracy-fractions-two-pointsdominated-by-history-s-periods-in-development-language-seasonal-materials → box-14-folder-3-notebooks-ca-1929-1940-history-of-jews-i-iii-u2kx686b