. . _:Bd7d6407992c8c1a3e86fdc8492fa3dde . . "Alexander G. Ruthven" . "Alexander G." . . "Ruthven" . "Ruthven, Alexander Grant" . "Ruthven, Alexander G." . _:Bd7d6407992c8c1a3e86fdc8492fa3dde . _:Bd7d6407992c8c1a3e86fdc8492fa3dde . _:Bd7d6407992c8c1a3e86fdc8492fa3dde "2023-05-20"^^ . _:Bd7d6407992c8c1a3e86fdc8492fa3dde . _:Bd7d6407992c8c1a3e86fdc8492fa3dde . _:Bd7d6407992c8c1a3e86fdc8492fa3dde "068882084" . _:Bd7d6407992c8c1a3e86fdc8492fa3dde . _:Bd7d6407992c8c1a3e86fdc8492fa3dde . _:Bd7d6407992c8c1a3e86fdc8492fa3dde .