A collection of research tools for students and scholars of medieval English history
Convert between regnal years and modern dates, from William I to Charles III. Enter a regnal year with optional day and month for exact date resolution.
↗Traversable calendar of saints' days, moveable feasts, law terms, and return days. Ecclesiastical and legal modes with data from Cheney's Handbook of Dates.
↗Interactive map of 4,393 manorial documents across 449 Dorset manors. Filter by date, document type, and search by manor or place. Links to TNA Discovery.
↗Over 10,000 historical place-names mapped with etymological data from the English Place-Name Society. Search by name, element, hundred, or parish.
↗Pounds, shillings, and pence calculator with denomination converter. Weights and measures from Zupko, covering linear, area, capacity, and weight systems.