Every boy's book of railways and steamships (1911)
Protheroe, Ernest · London : Religious Tract Society · leaf 326
for closing them, andespecially those compartments which are occupiedby the engine and boiler plants. There are severalkinds of closing gear, the best of which enables thedoors to be closed simultaneously and instantly bya device worked from the navigating bridge(Plate XXXVI). There is a system of… … SAFETY AFLOAT 245 electric light for each bulkhead door; and as soonas a door is closed the light flashes up, so that ata glance the captain can see which doors are openand which are closed. The engine and boiler plant of a steamshipmust be of the most durable and resistive materials,so as to…
Railroads · Steamboats
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