- FondsCrook - Papers of John Anthony Crook
- SeriesE - Miscellaneous
- SubseriesE6 - JAC's parents, war years, early academic career, various writings
- File4 - John Anthony Crook and the Second World War
- 75 more...
- Item75 - TLS to Colonel Charles E. Ponsonby
- Item76 - Five forms regarding John Anthony Crook's release from Army service
- Item77 - Army form W5258, Record of service for John Anthony Crook
- Item78 - Three pay forms for John Anthony Crook
- Item79 - Receipt for unemployment book
- Item80 - National registration identity card belonging to John Anthony Crook
- Item81 - Army book 64: soldier's service and pay book
- Item82 - TLS to Herbert Crook
- Item83 - Envelope addressed to Mr Crook which contained army papers