"Struve" . "1858"^^ . _:B7bf635867113d04075d4b9a2c52c6128 . . . "Ludwig" . . . "Struve, Ludwig (1858-1920)" . "1920"^^ . "Ludwig Struve" . _:B7bf635867113d04075d4b9a2c52c6128 . _:B7bf635867113d04075d4b9a2c52c6128 . _:B7bf635867113d04075d4b9a2c52c6128 "2023-05-21"^^ . _:B7bf635867113d04075d4b9a2c52c6128 . _:B7bf635867113d04075d4b9a2c52c6128 . _:B7bf635867113d04075d4b9a2c52c6128 "327163860" . _:B7bf635867113d04075d4b9a2c52c6128 . _:B7bf635867113d04075d4b9a2c52c6128 . _:B7bf635867113d04075d4b9a2c52c6128 .