Number | Name | Date | Kind |
---|---|---|---|
D56136 | Gilbert | Aug 1920 | |
D225989 | Chadwick | Jan 1973 | |
D299918 | Envall et al. | Feb 1989 | |
D337562 | Hareide | Jul 1993 | |
D340438 | Sheeler | Oct 1993 | |
D347203 | Buyze et al. | May 1994 | |
D352021 | Powers | Nov 1994 | |
D368883 | Rhor | Apr 1996 | |
D370652 | Londry | Jun 1996 | |
D372696 | Tung | Aug 1996 | |
D372697 | Echazabal et al. | Aug 1996 | |
D378506 | Stolz et al. | Mar 1997 | |
5184874 | Olson | Feb 1993 |