Simplified Spelling Board

ウィキペディアから

Found in articles

f g h Paine, Henry Gallup (1920). Handbook of Simplified Spelling. New York: Simplified Spelling Board. https://archive.org/details/handbooksimplif00boargoog

Found in articles

英語の綴り字改革

f g h Paine, Henry Gallup (1920). Handbook of Simplified Spelling. New York: Simplified Spelling Board. https://archive.org/details/handbooksimplif00boargoog