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8 results for: piston

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A piston churn
ARP23A14_371

A piston churn

A dairy and dairymaid using a piston churn
ARP23A14_109

A dairy and dairymaid using a piston churn

A dairy and dairymaid using a piston churn
ARP23A14_114

A dairy and dairymaid using a piston churn

Draining a mine by means of a suction pump
ARP15A00_003

Draining a mine by means of a suction pump

Draining mine workings
ARP07111_009607P

Draining mine workings

Draining a mine using a duplex suction pump
ARP07111_009609P

Draining a mine using a duplex suction pump

Draining mine workings with a bank of three suction pumps
ARP07111_009616P

Draining mine workings with a bank of three suctio...

Mine drainage
ARP07111_009617P

Mine drainage