. "Vleck, John Hasbrouck van" . . . "1899"^^ . "Van Vleck, John Hasbrouck (1899-)" . "Van Vleck" . "John Hasbrouck" . . "John Hasbrouck Van Vleck" . _:Bb5b9af4309540905517e01f459e8ff5b . _:Bb5b9af4309540905517e01f459e8ff5b . _:Bb5b9af4309540905517e01f459e8ff5b . _:Bb5b9af4309540905517e01f459e8ff5b "2023-05-20"^^ . _:Bb5b9af4309540905517e01f459e8ff5b . _:Bb5b9af4309540905517e01f459e8ff5b . _:Bb5b9af4309540905517e01f459e8ff5b "067860486" . _:Bb5b9af4309540905517e01f459e8ff5b . _:Bb5b9af4309540905517e01f459e8ff5b . _:Bb5b9af4309540905517e01f459e8ff5b .