No Polka Without This Instrument
This page is the CodyCross answer for the clue below from Prehistory, Group 1257, Puzzle 3 (Pleistocene).
Question is: No Polka Without This Instrument
and the answer is: ACCORDION
Word Meaning:
ACCORDION — A box-shaped musical instrument played by compressing or expanding its bellows while pressing its buttons or its keys, causing pallets to open, which allow air to flow across strips of brass or steel (reeds).
Definitions from Wiktionary.