ɐ sˈɪksθ stˈuːdɪˌoʊ ˈælbəm, dˈʌbəl dˈaɪəmənd nˈaɪntiːnhˈʌndɹɪd sˈɛvənti θɹˈiː, wɪð ˈoʊnli dˈɪk mˈɔːɹɪsi lˈɛft fɹʌmðɪ ɚɹˈɪdʒɪnəl lˈaɪnˈʌp, fˈiːtʃɚd fˌaɪ tɹˈɛntʃ kˈiːboːɹdz ænd pˈiːt ˈɑːɹnɛsən kˈiːboːɹdz, stˈiːv ɹˈoʊzənθəl ɡɪtˈɑːɹ slˈæʃ lˈiːd vˈoʊkəlz, kˈɜːt pˈæləmˌæki bˈeɪs ænd klˈɪf dˈeɪviz dɹˈʌmz.
A sixth studio album, Double Diamond (1973), with only Dick Morrissey left from the original line-up, featured Fi Trench (keyboards) and Pete Arnesen (keyboards), Steve Rosenthal (guitar/lead vocals), Kurt Palomacki (bass) and Cliff Davies (drums).