Exhibited at "A. Bilis, Portraits of contemporary personalities landscapes & studies" in Rabat (Morocco), Bab Rouah, May 22 - June 3, 1963 and at "A. Bilis, Exposição de retratos de personalidades contemporáneas, paisagens e estudos, Ateneu Comercial of Porto" (Portugal) 7 to 19-12-1970, (n°100). Bilis created a literary, artistic & musical pantheon, crunching his brilliant and precise charcoal line. The French National Library owns his portraits at the famous Cabinet of Prints. 
Chleuhs are an ethnic group from southern Morocco. Of Berber origin, they live in the High Atlas, the Anti-Atlas and the Souss Valley, to Guelmim, door of the Sahara. Guelmim, also Gulimine, is a city in southern Morocco, often called Gateway to the Desert. Guelmim is located just north of Asrir, which was the site of an important trade-route city and the capital of the Saharan tribes.