1592952530000 1312632483000 term-1973 1616541390275 1312632486000 1616290413592 adlib fitz-online adlib-term-1973 a539c45d-6c5f-3ddd-934d-cf8b072053af 2 1 servitude servitude term reference term-1976 adlib-term-1976 c6195282-a2a3-3c62-acc0-08736cce388b slavery