FORWARD LAUNCHING GEAR (HYDRAULIC).

The ship went from the ways into the water in 62 seconds and was

stopped in twice her own length.]

[Illustration: THE HUGE HULL LEFT THE WAYS EASILY AND CREATED ONLY A

SMALL SPLASH.]

[Illustration: A CLOSE VIEW OF A SHIP’S RUDDER

“BRITANNIC” HELD UP JUST AFTER THE LAUNCH.]

[Illustration: “BRITANNIC.” THE 100-TON RUDDER. THE (CENTER) TURBINE

PROPELLER SHAFT AND ONE OF THE “WING” PROPELLER SHAFTS.]

[Illustration: WHAT A SHIP’S PROPELLER LOOKS LIKE

The book of wonders · 第 164 / 376 题