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| HOME |
| ABOUT US |
| PARTICIPATE |
| COLLECTIONS |
| DC EQUIPMENT MUSEUM |
| SHIP&SUBMARINE MUSEUM |
| WW II DAMAMGE REPORTS |
| SHIPBOARD CASUALTIES |
| DAMAGE CONTROL MUSEUM |
| DC EQUIPMENT Museum |
| Damage Control Equipment |
| Jack Box |
The jack box was used to connect sound powered phone curcuits. |
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| Single and Double Jack boxes |
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| For more information, see the Index. |