Waterpower in Lowellde Patrick M. MaloneMateriasHydraulic engineeringPower utilizationWater-powerMerrimack river and valleyIndustries, united states, historyMassachusetts, historyNew hampshire, historyHistoryIndustriesEdiciones (2)
IIndian and English military systems in New England in the seIndian and English military systems in New England in the seventeenth century