Recordings
- Interview with NN
- Conversation 2 — NN's meeting with NCN Director Zbigniew Błocki — Tuesday 2 June 2020
- Conversation 3 — "talk with Zbigniew Blocki" — Thursday 4 June 2020
- Recording 4 — 10 October 2020: NN on wanting to leave NCN
- Recording 5 (20 March 2021) — one conversation in two parts
- Recording 6 — NN’s call to me while I was in Jareniówka
- Recording 7 — 30 September 2021: the mechanism of Witold's destruction