Recorded sales for: 23 Knoll (4-6K)
| Date (mm/dd/yy) | Price | Buyer | Book-Page |
|---|---|---|---|
| 04/12/1979 | $61,250 | Huck | 2900-238 |
| 08/15/1986 | $163,000 | Deboer | 5251-68 |
| 05/01/1989 | $189,000 | Bernhardt | 6719-275 |
| 08/17/1998 | $212,000 | Forry | 11639-132 |
| 09/29/2000 | $290,000 | Mines | 13270-84 |
| 06/22/2001 | $296,000 | OBrien | 13966-295 |
| 05/01/2003 | $371,000 | Christie | 16845-3 |
| 12/08/2006 | $511,000 | Zlotnik | 21592-225 |