Mayhew A. L. Synopsis of Old English phonology, being a systematic account of Old English vowels and consonants and their correspondences in the cognate languages
Wilhelm Streitberg. "Mayhew A. L. Synopsis of Old English phonology, being a systematic account of Old English vowels and consonants and their correspondences in the cognate languages." Indogermanische Forschungen 2.s1 (1893) 202-203