Old English Dictionary: The English language as spoken from circa 700 AD until 1100 AD by Matthew Eagles
This dictionary is an invaluable reference for anyone with an interest in the earliest form of the English language (i.e. the form of English spoken from around 700 AD until 1100 AD). Includes listings from Old English to Modern English (over 5,500 entries) and from Modern English to Old English (over 3,900 entries), along with a grammar section, a list of place names in Old English, numbers and the calendar, and the likely pronunciation of Old English words.