CREATE TABLE table_17497 (".308 Winchester cartridge type" CLOB, "100 m group  ( mm ) " CLOB, "100 m group  (  MOA  ) " CLOB, "300 m group  ( mm ) " CLOB, "300 m group  (  MOA  ) " CLOB)

What are all the .308 Winchester cartridge types with 38 for the 300 m group (mm)
SELECT ".308 Winchester cartridge type" FROM table_17497 WHERE "300 m group (mm)" = '38'
SELECT ".308 Winchester cartridge type" FROM "table_17497" WHERE "300 m group (mm)" = '38'