+let library_sort_tbl = sort_tbl_original
+let library_rel_tbl = rel_tbl_original
+let library_obj_tbl = obj_tbl_original
+let library_conclno_tbl = conclno_tbl_original
+let library_fullno_tbl = fullno_tbl_original
+let library_hypno_tbl = hypno_tbl_original
+let library_name_tbl = name_tbl_original