Richard FitzNeal is named Treasurer of the Exchequer of England, and begins writing a handbook for the division, his 
Dialogus de Scaccario.  It will describe the organization of personnel, the duties of each, how to audit sheriff's accounts at 
Easter and 
Michaelmas, how to value 
coinage, and how to draw up receipts."King John" by Warren.  Published by University of California Press in 1961.  p. 127