"Steven Levenkron" . "Levenkron" . _:B562386a3fe4437484c7cfa7dd23b546d . . "Steven" . . . "1941"^^ . . "Levenkron, Steven (1941-)" . _:B562386a3fe4437484c7cfa7dd23b546d . _:B562386a3fe4437484c7cfa7dd23b546d . _:B562386a3fe4437484c7cfa7dd23b546d "2023-05-23"^^ . _:B562386a3fe4437484c7cfa7dd23b546d . _:B562386a3fe4437484c7cfa7dd23b546d . _:B562386a3fe4437484c7cfa7dd23b546d "068729219" . _:B562386a3fe4437484c7cfa7dd23b546d . _:B562386a3fe4437484c7cfa7dd23b546d . _:B562386a3fe4437484c7cfa7dd23b546d .