lab recording, 27/8/1984, 23°C, position-detection lamp (Racal with B&K 1/4" without protection grid, tape no. R84-6)

Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith