- Collectie2020/2 - John Hargrave : letters from Olive Pink
- Stuk1 - Letter - 6 October 1956
- Stuk2 - Letter - 24 January 1957
- Stuk3 - Letter - 8 August 1957
- Stuk4 - Letter - 24 December 1957
- Stuk5 - Letter - 20 April 1958
- Stuk6 - Letter - 5 July 1958
- Stuk7 - Letter - 22 July 1958
- Stuk8 - Letter - 20 September 1958
- Stuk9 - Letter - 24 October 1958
- 54 more...