"1888"^^ . . "du" . "Heller" . _:B58e3d2407c03c2c00702e490b92da5ce . "Stephen" . . . "Heller, Stephen (1813-1888)" . . "Stephen Heller" . "1813"^^ . _:B58e3d2407c03c2c00702e490b92da5ce . _:B58e3d2407c03c2c00702e490b92da5ce . _:B58e3d2407c03c2c00702e490b92da5ce "2023-05-22"^^ . _:B58e3d2407c03c2c00702e490b92da5ce . _:B58e3d2407c03c2c00702e490b92da5ce . _:B58e3d2407c03c2c00702e490b92da5ce "069002320" . _:B58e3d2407c03c2c00702e490b92da5ce . _:B58e3d2407c03c2c00702e490b92da5ce . _:B58e3d2407c03c2c00702e490b92da5ce .