- A Dictionary of the Old English Language: Compiled from Writings of the XII. XIII. XIV. and XV. Centuries
- A Dictionary Of The Old English Language: Compiled From Writings Of The Twelfth, Thirteenth, Fourteenth, And Fifteenth Centuries (1878)
- A Middle-English Dictionary: Containing Words used by English Writers from the Twelfth to the Fifteenth Century (Oxford Reprints)
- Mittelenglische Grammatik...
- An Old English Poem of the Owl and the Nightingale