| Imperial Beach (IB) Basic Class 23A-57(R) Jul 1957 |
| Image from Neil Brown |
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Top Row L-R: unk - unk - unk - unk - unk - Mike Miller - Neil Brown - unk Middle Row L-R: Clint Wilmerding - unk - unk - CTC Nall - unk - unk - unk Bottom Row L-R: unk - unk - unk - unk |