Ownership History
| SCHILLING, ROBERT W; SCHILLING, WILLIAM R | $1 | | 2219-2920 | 08/31/2006 |
| SCHILLING, ROBERT W; SCHILLING, WILLIAM | $1 | | 1473-0605 | 12/02/1991 |
| SCHILLING, W R & E S | $0 | | 1155-0578 | 06/09/1972 |
| SCHILLING, W R | $0 | | 1039-0157 | 09/11/1962 |
| DMYTROW, S S & C | $0 | | 0794-0350 | 06/30/1950 |