Engineering

Bréguet, Louis-Charles

French aircraft builder

Perkins, Jacob

American inventor

Radial Engine

Greathead, James Henry

Biography, Tunneling Shield, Inventions, & Facts

Tuckpointing

building construction

Magnetohydrodynamic Power Generator

physics

Green, Charles

British balloonist

Grinding Machine

Elder, John

British engineer

Martin, Pierre-Émile

French engineer

Freyssinet, Eugène

French engineer

Prestressed Concrete

building material

Crane

materials handling

DuMont, Allen B.

American engineer and inventor

Rotary Engine

Diesel, Rudolf

French-German engineer