Hildreth, Gertrude Howell Teaching spelling a guide to basic principles and practices. - New York H. Holt [1955] - 346 p. 22 cm. LCCN: 55006055 /L Subjects--Topical Terms: English language--Orthography and spelling. LC Class. No.: LB1574 / .H5 Dewey Class. No.: 372.42*