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SINGLE PULLEY OF Heron - Monokolo
The single pulley hoist devised by Hero of Alexandria has a single long wooden arm fitted with a pulley which can be used to lift blocks of stones etc. in building construction.
SINGLE PULLEY OF Heron - Monokolo
The single pulley hoist devised by Hero of Alexandria has a single long wooden arm fitted with a pulley which can be used to lift blocks of stones etc. in building construction.