The Concentration of Light Prior to Combustion the debut split album of PGR/Thessalonians, released in 1986 by Banned Production. Track listing Personnel Adapted from the liner notes of The Concentration of Light Prior to Combustion. Thessalonians Kim Cascone – instruments, mixing (B1-B3) David Gardner – instruments, mixing (B1-B3) David James – instruments, mixing (B1-B3) Kurt Robinson – instruments, mixing (B1-B3) Larry Thrasher – instruments, mixing (B1-B3) PGR Kim Cascone – instruments Dine Forbate – instruments Larry Thrasher – instruments Production and design Anthony Michael King (as AMK) – design Leonard Marcel – engineering (B1-B3) Kevin McMahon – assistant engineering (B1-B3) Release history References External links The Concentration of Light Prior to Combustion at Discogs (list of releases) 1986 debut albums 1986 live albums Split albums PGR (American band) albums Thessalonians (band) albums