"1910"^^ . "W.D." . "W.D. Billings" . "Billings, W.D. (1910-)" . . . . _:B131c45c39991396a1823f0b145851b7d . "Billings" . "Billings, William Dwight" . _:B131c45c39991396a1823f0b145851b7d . _:B131c45c39991396a1823f0b145851b7d . _:B131c45c39991396a1823f0b145851b7d "2023-05-22"^^ . _:B131c45c39991396a1823f0b145851b7d . _:B131c45c39991396a1823f0b145851b7d . _:B131c45c39991396a1823f0b145851b7d "068683642" . _:B131c45c39991396a1823f0b145851b7d . _:B131c45c39991396a1823f0b145851b7d . _:B131c45c39991396a1823f0b145851b7d .