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Submarine Mk-1A

My first attempt at a submarine. X form Rudder, Stabilization controls, Compass..

E/Q - Ballast Control Up/Down - use when initially printing in water.
Up / Down Arrows - increase/decrease throttle - 4 speeds
W/S Dive Plane Control - Up/Down
A/D Rudder Left/Right

0 Switch to periscope view. +/= and -/_ buttons to Raise/Lower
> / < Spotlight intensity

T - Hidden Thrusters to increase speed and maneuverability. Toggle on /off
With Thrusters on, Left/Right Arrows control side/docking thrust.