"David" . "Hartman" . _:Be6ac41ad949a86a39261b34bd8fd0b18 . "David Hartman" . "2013"^^ . . . "1931"^^ . . "Hartman, David (1931-2013)" . _:Be6ac41ad949a86a39261b34bd8fd0b18 . _:Be6ac41ad949a86a39261b34bd8fd0b18 . _:Be6ac41ad949a86a39261b34bd8fd0b18 "2023-05-21"^^ . _:Be6ac41ad949a86a39261b34bd8fd0b18 . _:Be6ac41ad949a86a39261b34bd8fd0b18 . _:Be6ac41ad949a86a39261b34bd8fd0b18 "068989814" . _:Be6ac41ad949a86a39261b34bd8fd0b18 . _:Be6ac41ad949a86a39261b34bd8fd0b18 . _:Be6ac41ad949a86a39261b34bd8fd0b18 .