The first of the Machine Bass recording series, MB-S1-900/45 is a record in an edition of 1. 900 minutes long, it is split into 45 equal parts, 20 minutes each. Each of these cassette is one of those parts. The parts, without chronology, are identifiable only by the unique data rendered cover of each cassette.
The attached digital track is the entire record, boiled down to 1/720th the size.