Ownership History
| BENDER, JAN M; ZVORSKY, STEPHEN B | $1 | | 2712-0220 | 11/18/2020 |
| ZVORSKY, DOROTHY; ZVORSKY, STEPHEN; ZVORSKY, STEPHEN B | $1 | | 2627-2495 | 05/15/2018 |
| ZVORSKY, DOROTHY; ZVORSKY, STEPHEN | $0 | | 1136-0089 | 04/14/1971 |
| ZVORSKY, F & B | $0 | | 0597-0298 | 11/28/1936 |