| Number | Name | Date | Kind |
|---|---|---|---|
| D105765 | Pratt | Aug 1937 | S |
| D158712 | Breneman | May 1950 | S |
| D164219 | Caldwell | Aug 1951 | S |
| D187431 | Christoffersen | Mar 1960 | S |
| D187639 | Timmons | Apr 1960 | S |
| D239245 | Fletcher | Mar 1976 | S |
| D286497 | Daenen et al. | Nov 1986 | S |
| D363577 | Brightbill et al. | Oct 1995 | S |
| D418646 | Hampshire | Jan 2000 | S |
| D418647 | Snell | Jan 2000 | S |
| D439716 | Wright | Mar 2001 | S |