1969
Cover of Spirou no 1628 (26 september 1969) ‘Cosmos’ Third prize winner and Cosey’s first publication.
1971
Cover art for a disc of ‘The new ragtime band’
Publication in Le Soir Jeunesse: Monfreyd & Tilbury: ‘Tir de barrage’ (8 pages on scenario of A.P. Duchâteau)
Publication in Le Soir Jeunesse: Monfreyd & Tilbury: ‘Barrage au Canada’ (8 pages on scenario of A.P. Duchâteau)
Publication in Le Soir Jeunesse: Monfreyd & Tilbury: untitled story (8 pages on scenario of A.P. Duchâteau)
Publication in ’24 Heures’: Paul Aroid: 24 heures avec… (12 pages)
1972
Publication in ’24 Heures’: Paul Aroid: Le retour de la Bête (32 pages)
1973
Publication in ’24 Heures’: Paul Aroid: Un rire au fond du lac (44 pages)
Publication of ‘Un shampooing pour la couronne’
1974
Publication in ’24 Heures’: Saphorin Ledoux: ‘Perles à rebours aux Tuamotu’ (43 pages)
Critics: Copyright nos 5-6-7: ‘Derib + Cosey’ Published by Pierre-Yves Yetzer
Announcement of a signing session on 30 March 1974
1975
Journal Tintin: publication of Jonathan 1: Souviens-toi, Jonathan… no 112 to 123
Bal de l’entraide, Lausanne offset poster (sepia)
Thanks to Nicolas Liechti