In 1958 HERCULES MOTORS CORP. purchased Hall-Scott’s Engine Div. BASED on Trade Journal DATA, IT Appears that Around 1970
the LAST Hall-Scott Engine MADE BY HERCULES LEFT ITS OHIO
FACTORY. Today a FEW Hall-Scott engines can be found in old Trucks,buses,,and Industrial Units.Others can be viewed as Static Displays. Those who owned or operated Hall-Scotts uniformedly report
these engines produced tremendous&smooth power,ran for years
reliably. http://www..northern.edu/diasr/hall-scott.html DHP
[Edited on 13/6/2010 by dhp]