| Number | Name | Date | Kind |
|---|---|---|---|
| D186850 | Wills | Dec 1959 | |
| D210741 | D'Ercoli | Apr 1968 | |
| D359914 | Wilson | Jul 1995 | |
| D376938 | Caldwell | Dec 1996 | |
| D413272 | Duke | Aug 1999 |
| Entry |
|---|
| European Jeweler--Apr. 1973--p. 105--watchcase at top-center. |
| European Jeweler--Jan. 1973--p. 88--clock at top-left. |
| UMBRA U.S.A. flyer for Q800 Copernicus Clock--Jul. 1, 1992. |