Ownership History
| BLACKA, JACK R. | $0 | 2017 | 0/0 | 06/27/2017 | 170024399 |
| BLACKA, JACK R. OR | $0 | 0 | 1110/66 | 12/21/1992 | 000000000 |
| BLACKA, JACK R. & | $0 | 0 | 1110/66 | 01/01/1992 | 000000000 |
| BLACKA, JACK R. & CATHERINE K. | $0 | 0 | 588/4 | 01/01/1972 | 000000000 |
| BLACKS, RUPERT A. & HELEN R. | $0 | 0 | 363/411 | 01/01/1948 | 000000000 |