| Auction | Date | Lot number | Grade | Weight | Starting Price | Final Price | Comment |
|---|---|---|---|---|---|---|---|
| NAC 63 (collez. RBW) | 17/5/2012 | 489 | BB | 3.91 | 2,000 CHF 1,665 EUR | 7,080 CHF 5,894 EUR | acquistato da F. Kovacs (marzo 1987) - ex Bourgey (1913) |
| UBS 78 | 9/9/2008 | 1133 | BB | 3.93 | 300 CHF 188 EUR | 3,068 CHF 1,924 EUR | ex Glendining 2/4/1952 lotto 2031 (collez. Ryan) - ex Cahn-Hess 17/7/1933 lotto 2924 (collez. Haeberlin) |