AN UNSINKABLE TITANIC
are closed by hand and secured by strong clamps.
The fire protection also includes both an out-
![](http://upload.wikimedia.org/wikipedia/commons/thumb/e/ea/Walker_-_An_Unsinkable_Titanic_%281912%29_page176.jpg/400px-Walker_-_An_Unsinkable_Titanic_%281912%29_page176.jpg)
Courtesy of Engineering
Section Through Engine-Room of the Kaiser Wilhelm II, Showing Inner Bottom Carried Up Sides of Ship, to Form Double Skin
side and an inside line of fire-mains. Fire-drill, with full pressure on the mains, is carried on every time the ship is in port, the out-
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