People Richard William Allen peoplepill id: richard-william-allenRWA 7 views today 7 views this weekMechanical engineerRichard William AllenBiographyListsAlso ViewedListsRichard William Allen is in following listsBy field of workNotable engineersGender:Male, Born in:Years 1850 to 1899By work and/or countryNotable EngineersGender:Male, Born in:Years 1850 to 1899From our partnersSponsoredRichard William Allen