For other classic applications of the Hand Formula, see Blyth v. Birmingham Water Works, 11 Exchequer 781 (1856) (holding the city was not negligent for water damage due to burst pipes resulting from a frost of unprecedented severity [low P]) and Adams v. Bullock, 227 N.Y. 208 (1919) (Cardozo) (holding owner negligent for the electrocution of small boy on low trolley wires [low P, very low B, high L]).