"Pfaff" . "Fridrich" . . . _:Bae2e338eb0ad6100e42db0427a62d9d2 . "1917"^^ . "1855"^^ . "Fridrich Pfaff" . . . "Pfaff, Fridrich (1855-1917)" . _:Bae2e338eb0ad6100e42db0427a62d9d2 . _:Bae2e338eb0ad6100e42db0427a62d9d2 . _:Bae2e338eb0ad6100e42db0427a62d9d2 "2023-05-21"^^ . _:Bae2e338eb0ad6100e42db0427a62d9d2 . _:Bae2e338eb0ad6100e42db0427a62d9d2 . _:Bae2e338eb0ad6100e42db0427a62d9d2 "067676081" . _:Bae2e338eb0ad6100e42db0427a62d9d2 . _:Bae2e338eb0ad6100e42db0427a62d9d2 . _:Bae2e338eb0ad6100e42db0427a62d9d2 .