These CSCL stamps were made in 1957 and as per CSCL Constitution and By-laws, they can be used by Associate and Fellow members. I recently received one of them.
(1) Associate. Subsequent qualification of a General Member as an Associate shall be based upon requirements as determined by the Council of Fellows, Article VI, Sec.1, of the By-Laws.
A person who has qualified as an Associate shall be entitled to a diploma, the use of a professional stamp issued by the Society, and to use the letters A.C.S.C.L. (Associate Canadian Society for Creative Leathercraft) for as long as good standing is maintained.
(2) Fellow. Subsequent qualification of an Associate as a Fellow shall be based on requirements as determined by the Council of Fellows, Article VI, Sec.1, of the By-Laws.
A person who has qualified as a Fellow shall be entitled to a diploma, the use of a professional stamp issued by the Society, and to use the letters F.C.S.C.L. (Fellow Canadian Society for Creative Leathercraft) for as long as good standing is maintained.