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| 01 20mm Oerlikon Cannons | 02 20mm Oerlikon Cannon | 03 Oerlikon Anti Aircraft Gun |
| Battleship USS Massachusetts BB-59 - 20 MM Oerlikon Cannons
Bill Maloney 10/14/2006 |
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| 01 20mm Oerlikon Cannons | 02 20mm Oerlikon Cannon | 03 Oerlikon Anti Aircraft Gun |