Recorded at Van Gelder Studios, New Jersey
‚Sonic Boom‘ recorded on April 14, 1967. All other tunes recorded on April 28, 1967.

Known as “Scorpio” pressings (they appear to hail from Scorpio Music in New Jersey).
Identified by the “304 PARK AVE. SOUTH” on the label or back cover (or both).
Most have “S-xxxx” etched in the vinyl trail-off.
Digital to vinyl transfers.