An Etymological Dictionary of the German Language, W (1891)
by Friedrich Kluge, translated by John Francis Davis
Wispel
Friedrich Kluge2508615An Etymological Dictionary of the German Language, W — Wispel1891John Francis Davis

Wispel, m., ‘twenty-four bushels,’ ModHG. only, a LG. word. The base wichschepel, recorded in the 12th cent., points to a connection with LG. schepel, ‘bushel.’