Rubuta ci gaba don wannan sakin layi - Devos ya buga wasanni biyu a Belgium a Chess Olympiads; a Folkestone 1933 da Dubrovnik 1950
Ka yi haƙuri. Ya kuma wakilci kasarsa a wasannin sada zumunta da Netherlands (1947, 1950, 1959) da Faransa (1948, 1949).