EntityQ920078· pop 7· linked from 23 articlesJonathan HornblowerSign in to saveSteam power pioneerConnectionsInternational Standard Book NumberEntityJames WattEntitybaptismEntityCornwallEntitysteam engineEntityWayback MachineEntitydigital object identifierEntitypatentEntityPenrynEntityrotary engineEntityDictionary of National BiographyEntityapprenticeshipEntityBoulton and WattCompanyChacewaterEntityArthur WoolfEntitycompound steam engineEntityengine efficiencyEntitySt GluviasEntityCategories1753 births1815 deathsBritish steam engine engineersBurials in CornwallEngineers from CornwallPeople educated at Truro Cathedral SchoolPeople from Chacewater