CREATE TABLE table_19897294_8 (no_in_series INT, family_families VARCHAR)

Name the number in series for in the ward family and the wren family
SELECT MAX(no_in_series) FROM table_19897294_8 WHERE family_families = "The Ward Family and The Wren Family"
SELECT MAX("no_in_series") FROM "table_19897294_8" WHERE "The Ward Family and The Wren Family" = "family_families"