True Sound Manufacturing Corp.

ABC Records' own vinyl plant in Hauppauge, New York. Established in February, 1965. Pressings are usually found with a 2.75" pressing ring, plus (starting around 1972) a smaller, more indistinct 0.4375" ring. Pressings can be identified by TSM or TƧM in the runouts. The Ƨ may look like a Z (TZM).