The County Practitioners kept records of all their cases (Incident Books) and sent them, or a formal report of them, to the Folly, at the end of every calendar year. The Folly, in turn, didn't manage to arrange them in any logical order or cross reference them.
Known County Practitioners (by county) Edit
- Herefordshire - Barnaby Atkins, between 1899 and 1912.
- Middlesex - Wallace Blair, from 1921.
- Buckinghamshire - Walter Buckland, 19th century.