_:B0619899c3a582dd82ea8dc2ad3e35184 . "1924"^^ . . "Donald Mackenzie Schurman" . . "Schurman, Donald Mackenzie (1924-)" . . "Schurman" . "Donald Mackenzie" . . _:B0619899c3a582dd82ea8dc2ad3e35184 . _:B0619899c3a582dd82ea8dc2ad3e35184 . _:B0619899c3a582dd82ea8dc2ad3e35184 "2023-05-20"^^ . _:B0619899c3a582dd82ea8dc2ad3e35184 . _:B0619899c3a582dd82ea8dc2ad3e35184 . _:B0619899c3a582dd82ea8dc2ad3e35184 "069321868" . _:B0619899c3a582dd82ea8dc2ad3e35184 . _:B0619899c3a582dd82ea8dc2ad3e35184 . _:B0619899c3a582dd82ea8dc2ad3e35184 .