What is 17th c., when American is "ə"?
CREATE TABLE table_name_25 (american VARCHAR)
SELECT 17 AS th_c FROM table_name_25 WHERE american = "ə"
### Context: CREATE TABLE table_name_25 (american VARCHAR) ### Question: What is 17th c., when American is "ə"? ### Answer: SELECT 17 AS th_c FROM table_name_25 WHERE american = "ə"