| Collection | GB 0231 University of Aberdeen, Special Collections |
| Level | Sub-series |
| Ref No | MS 3682/4/3 |
| Title | 'General correspondence' |
| Date | 1960s - 1980s |
| Extent | 35 boxes |
| Description | Deatailed, general and on-going professional correspondence with colleagues and professional associations, late 1960s - 1990s. |
| Arrangement | The files are arranged alphabetically, by correspondent. No files containing letters from correspondents beginning with 'A' were found. These may have been lost or destroyed in the intervening years between Kosterlitz's death and the transfer of his papers to the University Archives. |
| Access Status | Restricted |
| Access Conditions | Some records contain personal information and may be closed for 75 (for adults) and 100 (for children 16 and under) years under the Data Protection Act (1998) |
| Related Material | See also MS 3682/4/4 for on-going correspondence of a very general nature and MS 3682/4/5 for correspondence with drug and instrument companies. |