4 Pecks (or 32 Quarts)
Puzzle 17 of Jane Austen Hard Pack
Question is: 4 Pecks (or 32 Quarts)
and the answer is: BUSHEL
Word Meaning:
BUSHEL — A dry measure, containing four pecks, eight gallons, or thirty-two quarts; equivalent in volume to approximately 0.0364 cubic meters (imperial bushel) or 0.0352 cubic meters (U.S. bushel).
Definitions from Wiktionary.