List courtesy of a.lief, revised by me.
Belgian label based in Brussels, tied to producer Pierre Pletinckx.
"A Special Radio-TV Record":
LP 5115 - N°1: Flash Back - Jordan Stevy, music by Juan Matina (Jean Colombo)/Marc Stevy (Marc Steckar)/Cram Rackets (Marc Steckar)/Bigjordan (Jean Colombo)/José Careca (Gilbert Colombo)
LP 5116 - N°2: Stern Selection - Jean-Marie Troisfontaine/Lucky Dave (Luc Faniel)/Ray Marcas (Jean Saint-Paul)/Dany Carly (Marcel Faniel)/Jean Saint-Paul/Betty Young (Gilberte Lejeune)
LP 5117 - N°3: The Strings Orchestra/René Costy - The Strings Orchestra/René Costy, music by René Costy/Frank Burns (Frank Engelen)/Janko Nilovic/Janou (Lydia Altmann)/Nalva (Gus Decock)
LP 5118 - N°4: Flash Back N°2 - Jordan Stevy, music by Juan Matina (Jean Colombo)/Marc Stevy (Marc Steckar)/Bigjordan (Jean Colombo)/Cram Rackets (Marc Steckar)/José Careca (Gilbert Colombo)
LP 5119 - N°5: Mixed in Rhythm - René Costy/Gus Decock/Nalva (Gus Decock)/Tysco (René Costy)/Peter Shell (Gus Decock)/Janou (Lydia Altmann)/Lahna (Jacqueline Van Hal)/Lydia Altmann
LP 5120 - N°6: Mixed Synthi - Jacques Siroul, music by Luoris (Jacques Siroul)/René Costy/Lydia Altmann/Asler (Gabrielle van Weynen)/Jacques Siroul/Tysco (René Costy)
LP 5121 - N°7: Funky Music - Janko Nilovic, music by ????
LP 5122 - N°8: Kaleidoscope - René Costy/Frank Burns (Frank Engelen)/Bracca (Frank Engelen)/L. Dino Messina (Leonard Messina)
LP 5123 - N°9: Music... a Bunch of Feelings - Jacques Siroul, music by Jacques Siroul/Jacques Godefroy
LP 5124 - N°10: Kaleidoscope N°2: Rallentando - ????
LP 5125 - N°11: Kaleidoscope Multicoloured - René Costy/Lydia Altmann/Asler (Gabrielle van Weynen)/Tysco (René Costy)/Lahna (Jacqueline Van Hal)/Jacqueline Van Hal/Frank Engelen
LP 5126 - N°12: Musique en stock n°1 - L. Dino Messina (Leonard Messina)/Jacques Siroul
LP 5127 - N°13: My Lovely Planet - Computer JS26, music by Jacques Siroul/Leon Dodele
"A Special Radio-TV-Video-Film Record":
6139 - n°14: Jacques Siroul Themes - Jacques Siroul, music by Jacques Siroul/Eddy Ryckebosch
6140 - n°15: Solis Lacus - Michel Herr
6141 - n°16: Balkans Impression - Janko Nilovic
6142 - n°17: Bob Porter (musique contemporaine, rythmee et improvisee (full band)) - Bob Porter, music by Bob Porter (Robert van Peborgh)/Paul Dee
6143 - n°18: Perspective (musique contemporaine-pop-jazz) - Wolfgang Engstfeld/Michel Herr
This one seems to have been unreleased:
5129 - A Special Radio-TV Record N°15 - Electric Rendez-Vous - Antoine Clement
sources: discogs, "librarian girl" mix from radiosoulwax, and own copies
