Matrix A: D-6415 Δ53518 Matrix B: D-6416 Δ53518X (etched)
Pressing Plant: Alco Research And Engineering, Co., Los Angeles, California.
Matrix A: D-6415 Δ53518 Matrix B: D-6416 Δ53518X (etched)
Pressing Plant: Alco Research And Engineering, Co., Los Angeles, California.
Probably a plain sleeve.
Frank Zappa’s involvement
Frank Zappa and Dave Aerni produced both tracks and Frank Zappa engineered both tracks.