- 2012-023, Reel 864
- File
File is a magnetic audio reel with mixes of two sound recordings by Molly Oliver. The recordings were made at Solar Audio on March 23, 1981 and mixed by Paul Northfield at Le Studio in Morin-Heights, Quebec in April 1981. The audio reel includes a reference tones track with 50 hz, 100 hz, 1 khz, 10 khz, and 15 khz tone sequences.