Gamma, S.A.

Mexican record company, owner of Gamma (4) label.
In their origins it was the Mexican of the Spanish Tomás Muñoz (3) (later Spanish CBS founder in 1970).
Appears also as - Gamma S.A., Mexico - for ℗ and license giver.
The LWB serial numbers ( Lp Producciones WEA, S.A. de C.V. was the owner of that series.
The last vinyl album was manufactured in 1986, when EMI Capitol De Mexico, S.A. De C.V. acquires the catalog & distribution
Now the company is defunct & their catalog property of Universal Music México, S.A. de C.V.
Publishing company Gamma, S.A. Ediciones Musicales