CREATE TABLE table_203_253 (id NUMBER, "model" CLOB, "frame" CLOB, "years mfg'd" CLOB, "caliber ( s ) " CLOB, "production" CLOB, "barrel" CLOB, "notes" CLOB)

what model revolver had the least number of revolvers produced ?
SELECT "model" FROM table_203_253 ORDER BY "production" LIMIT 1
SELECT "model" FROM "table_203_253" ORDER BY "production" FETCH FIRST 1 ROWS ONLY