Pumping
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water_pressure_pumping_engine
water pressure pumping engine (Museum ref: MATMM:A.1)
barrel_hooks
barrel hooks (Museum ref: MATMM:A.20)
steam_pumping_engine
steam pumping engine (Museum ref: MATMM:A.551)
clack_valve
pump clack valve (Museum ref: MATMM:A.114)