- FondsCrook - Papers of John Anthony Crook
- SeriesD - Correspondence
- SubseriesD1 - Files of letters mostly to, with some from JAC, arranged alphabetically by sender/recipient
- File6 - Box 6, Letters S-Z
- 152 more...
- Item156 - TLS from Richard Winton, University of Sheffield to Crook
- Item157 - TLS from Richard Winton, University of Sheffield to Crook
- Item158 - TLS from Richard Winton, University of Sheffield to Crook
- Item159 - TLS from Richard Winton, University of Sheffield to Crook
- Item160 - TLS from Richard Winton, University of Sheffield to Crook
- Item161 - TLS from Richard Winton, University of Sheffield to Crook
- Item162 - TLS from Richard Winton, University of Sheffield to Crook
- Item163 - TLS from Dr Bruce Winter (Cambridge) to Crook
- Item164 - ALS from Crook (Cambridge) to Dr Bruce Winter
- 10 more...