| Timber Mountain, Bighorn Peak, Ontario Peak, Sugarloaf Peak |
30 April 1966 |
|
| Timber Mountain, Bighorn Peak, Ontario Peak, Sugarloaf Peak |
2 May 1970 |
Bernie Petitjean |
| Etiwanda Peak, Cucamonga Peak, Bighorn Peak, Timber Mountain |
27 September 1970 |
George Hubbard |
| Thunder Mountain, Telegraph Peak, Timber Mountain |
4 October 1987 |
Wilma Curtis |
| Thunder Mountain, Telegraph Peak, Timber Mountain, Bighorn Peak, Ontario Peak, Sugarloaf Peak |
10 July 1966 |
Larry Salmon and Bob Van Allen |
| Timber Mountain, Sunset Peak |
17 November 1987 |
Patty Kline |
| Thunder Mountain, Telegraph Peak, Timber Mountain |
17 August 1991 |
Luella Fickle |
| Thunder Mountain, Telegraph Peak, Timber Mountain, Bighorn Peak, Ontario Peak, Sugarloaf Peak |
31 August 1991 |
Charlie Knapke |
| Timber Mountain, Telegraph Peak, Thunder Mountain |
17 July 1994 |
Joe Young |
| Timber Mountain |
3 June 1995 |
Wayne Norman |
| Mount San Antonio, Mount Harwood, Thunder Mountain, Telegraph Peak, Timber Mountain |
12 July 1998 |
Dave Zalewski |
| Telegraph Peak, Thunder Mountain, Timber Mountain |
23 December 2000 |
Erik Siering |
| Timber Mountain, Bighorn Peak |
3 August 2001 |
Karen Isaacson Leverich |
| Thunder Mountain, Telegraph Peak, Timber Mountain |
30 September 2001 |
Tom Hill |
| Timber Mountain |
14 September 2002 |
Gabriele Rau |