Carl Linnaeus, The Lapland Journey, translated by Peter Graves (Edinburgh: Lockharton Press, 1995), p. 183.

Northern Husbandry, 19/08/1732, ¶1037:

The flail is long – up to my chest – and slim. The paddle is thicker than usual, 2 feet long and fixed to the handle by a strap 8 inches long.