Chiel van der Stelt – Composition For Plotter & Printer, 1993
Cassettebandje Zomermuziek Hal4, 1980 part1 – Vice Versa
Cassettebandje Zomermuziek Hal4, 1980 part2 – Young Marble Giants
Cassettebandje Hal4-1a-1980 met o.a. Durutti Column, Circus Oz, Captain Beefheart, Human League, etc.
Cassettebandje Hal4-1b-1980, met o.a. Bauhaus, Medium Medium, Creation Rebel, etc.
Cassettebandje Hal4-2a-1980, met o.a. Durutti Column, A Certain Ratio, Medium Medium, Scritti Politi, etc.
Cassettebandje Hal4-2b-1980, met o.a. This Heat, Captain Beefheart, Vice Versa, Young Marble Giants, Creation Rebel, etc.
Cassettebandje Tapper Zukie Hal 4 1983 1a
Cassettebandje Tapper Zukie Hal 4 1983 1b
Cassettebandje Tapper Zukie Hal 4 1983 2a
Cassettebandje Culture @ HAL 4, R’dam 1982-11-28 deel1.mp3
Cassettebandje Culture @ HAL 4, R’dam 1982-11-28 deel2
Cassettebandje Culture @ HAL 4, R’dam 1982-11-28 deel3
Cassettebandje Culture @ HAL 4, R’dam 1982-11-28 deel4
Cassettebandje Lazare Kenmengue @ HAL 4, R’dam 1983-10-23 deel a
Cassettebandje Lazare Kenmengue @ HAL 4, R’dam 1983-10-23 deel b
Cassettebandje Celia Cruz @ Hal 4, R’dam 1988-11-16 (PA mix) deel 1
Cassettebandje Celia Cruz @ Hal 4, R’dam 1988-11-16 (PA mix) deel 2
Cassettebandje José Alberto @ Hal 4, R’dam 1988-11-16 (PA mix)
Cassettebandje Bhundu Boys, 1e set @ Hal 4, R’dam 1988-02-19 (vr)
Cassettebandje Bhundu Boys, einde 2e set @ Hal 4, R’dam 1988-02-19 (vr)
Cassettebandje Scritti Politti
Cassettebandje VPRO radio Utopia Komt, 1977 deel 1
Cassettebandje VPRO radio Utopia Komt, 1977 deel 2
Radio opname Contance van Duinen:
https://www.nporadio1.nl/ovt/onderwerpen/51193-het-spoor-terug-de-indische-stamboom
A Certain Ratio in Hal4, 30 oktober 1980
New Order in Hal4, 13 december 1980