People Johann Jacob Graff peoplepill id: johann-jacob-graffJJG 4 views today 11 views this weekJohann Jacob GraffBiographyListsAlso ViewedListsJohann Jacob Graff is in following listsBy field of workNotable engineersGender:Male, Born in:Years 1750 to 1799By work and/or countryNotable ArchitectsGender:Male, Born in:Years 1750 to 1799From our partnersSponsoredJohann Jacob Graff
