Ready Ref Sheets is a supplement containing reference tables for use by the gamemaster including items such as encounters, social levels for characters, obstacles to movement, rates for movement in wilderness terrain, times for magical research, and results of resurrection checks.

Judges Guild later included many of the charts from installments I, J, and K in a package called the Ready Ref Sheets (1977) as part of making their previous subscription material available to retail customers.

[2]: 200 Different Worlds Publications later acquired and distributed Judges Guild game products, including the Ready Ref Sheets.

[4] Turnbull commented: "Needless to say, it is very helpful to DM and players alike to have these useful data assembled in compact form and in sufficient copies to go round the same board conveniently.

Another great piece is the Non-Player Character Cutups table, where you roll dice to see what horrendous social gaffe your hirelings have just committed ('This is to be used at judge's discretion, in large crowds, taverns, on the street, etc.').