Record Company Circulo De Lectores, S.A. Manufactured By Fonogram, S.A. Edicion Especial Para Los Suscriptores Del Circulo De Lectores printed on the back cover Matrix / Runout: 850 237628∗A∗2 (Runout side A, stamped, variant 1) Matrix / Runout: 850 237628∗B∗COL (Runout side B, stamped, variant 1) Matrix / Runout: 850 237628∗A∗1 (Runout side A, stamped, variant 2) Matrix / Runout: 850 237628∗B∗1 (Runout side B, stamped, variant 2) Depósito Legal: B. 1.474/75-1967 (On back cover) Depósito Legal: B. 1475-1967 (On label) Other: 6502 (Impuesto de lujo a metalico - Permiso (on label)) Other: 6.502 (Imp. de lujo n.º (on back cover))