From Czech Electronic Music Studios (1974, Czechoslovakia)

https://youtu.be/JfbRADqFe0Y

https://www.discogs.com/Various-From-Czech-Electronic-Music-Studios/release/480194

Tracklist Hide Credits

A1	–Zbyněk Vostřák	Scales Of Light Recorded By [Recorded With Technical Assistance By], Technician [Technical Assistance] – Václav Zamazal	13:55
A2	–Miloslav Ištvan	Isle Of Toys Recorded By [Recorded With Technical Assistance By], Technician [Technical Assistance] – Jiří Hanousek, Ota Tajovský*	9:25
		Two Parts From The Kinetic Ballet
B1	–Václav Kučera	2) The Labyrinth Recorded By [Recorded With Technical Assistance By], Technician [Technical Assistance] – Václav Ježek	14:00
B2	–Václav Kučera	3) The Spiral Recorded By [Recorded With Technical Assistance By], Technician [Technical Assistance] – Čestmír Kadlec	7:35