The alternation of H and F in Old Spanish - English, James Henry (Instituto de las Españas, 1926)
Vita.
Thesis (PH. D.)--Columbia university, 1926
Bibliography: p. 148-160
Keywords: Spanish language / Orthography and spelling. / http://id.loc.gov/authorities/subjects/sh2010114379; Spanish language / To 1500 / Consonants.