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USMS Top 10 Swims by Jacob X Mason
No individual Top 10 swims were found for Jacob X Mason.
USMS Top 10 Relay Swims by Jacob X Mason (2)
Below are all recorded relay Top 10 achievements for Jacob X Mason since 1971.
2014 Short Course Yards
| Place | Event | Name | Age | Club | LMSC | Time |
|---|---|---|---|---|---|---|
| 8 | X18+ 400 Free | Jacob X Mason | 27 | RMST | Potomac Valley | 3:54.75 |
| 5 | X18+ 400 Medley | Jacob X Mason | 27 | RMST | Potomac Valley | 4:20.02 |