Matrix A: L–6825-1D TI Matrix B: L–6826-1C TI (stamped, TI is etched)
Pressing Plant: Columbia Records, Terre Haute, Indiana.
Matrix A: L–6825-1D TI Matrix B: L–6826-1C TI (stamped, TI is etched)
Pressing Plant: Columbia Records, Terre Haute, Indiana.
Matrix A: L-6825-1A SSSSSS Matrix B: L-6826-1B SSS (etched)
Pressing Plant: Columbia Records, Santa Maria, California.
Matrix A: L6825S-1A SS Matrix B: L6826S-1A SS (etched)
Pressing Plant: Columbia Records, Santa Maria, California.
Frank Zappa’s involvement
Frank Zappa produced and conducted both sides.