Anyone else into Pneumatics? I believe I have every pneumatic set- education ones not pictured. (Apologies for rubbish photos display needs improvement ) : r/lego
Technicopedia: 8250
Technicopedia: 8250
LEGO IDEAS - Advanced Submarine.
lego technic submarine model 8480 3D Model in Toys 3DExport
Lego Submarine Gets Balloon Ballast System | Hackaday