Arte vettoriale di bold line

Spring balanced valve gear

Geared road machine

Ring geared turntable press

Belt driven shaping machine

Platen printing press

Railway wagon underframe

Capped tripod stand

Express steam locomotive

American steam locomotive

Railway tank wagon

Line shaft and pulley drive

Lattice tower windmill

Pedestal pump

Cornet

Coiled brass horn

Turbine housing

Electric flat iron

Rope knot 03

Knotted rope

Hinged clamp

Paddle wheel

Sectioned friction clutch

Wheeled pile driver

Twin dial gear head

Circular machine case

Wheel making bench machine

Wire rope loop and clamp

Ornamental spoked wheel

Motor car

Belt and pulley drive

Geared friction wheel

Internal gear with scroll cam

Cone clutch in a housing

Chain hoist gearing

Tilting beam on an arched bed

Rock crusher

Steam excavator

Steam dredger at work

Steam shovel

Machine tool bed

Upright belt pulley stand

Sectioned injector nozzle

Triangular gauge square

Workman at a saw bench

Geared hand drill in section

Wood moulding machine

Clock movement frame

Flat link plates

Brake shoes on an axle

Steam locomotive 01

Four way rotary valve

Sectioned bearing block

Spoked wheel and pinion

Gas generating apparatus

Burner on a stand

Pipe fitted engine bed

Brick kiln furnace

Geared quadrant in section

Sectioned pump body

Boiler tube plate