| STATUS | INST | LOCATION | CITY | STATE | COUNTRY |
| SD | A | TIVOLI TH | CHICAGO | IL | USA |
| SD | B | LEE CONRAD | HINSDALE | IL | USA |
| SD | C | PAUL MC GILVERY | BERWYN | IL | USA |
| SD | D | JAMES GLASS HNSDL TH | HINSDALE | IL | USA |
| PT | E | ORGAN POWER PIZZA (32' DIAPHONES) | LEMON GROVE | CA | USA |
| PT | F | ADD TO OP 977 (32' DIAPHONES) | SEATTLE | WA | USA |