Information
Sources
1.
Penn-Ohio Rail System Story: a History of an Electric Railway of the Mahoning and Shenango River Valleys of Eastern Ohio and Western Pennsylvania. Robert S. Korach. Forty Fort: Harold E. Cox, 2006.
2.
CERA Bulletin No. 108, Electric Railways of Northeastern Ohio. Joseph M. Canfield. Chicago: Central Electric Railfan’s Association, 1965.
3.
Ohio Trolleys. Kenneth S. P .Morse. Baltimore: Sutherland Press, 1960.
4.
From Small Town to Downtown: A History of the Jewett Car Company, 1893-1919 (Railroads Past and Present). Brough, Lawrence A., and Graebner, James H. Indiana University Press, 2004.
5.
The Electric Pullman: A History of the Niles Car & Manufacturing Company. Lawrence A. Brough. Indiana University Press, 2013.
See also
Personal site of Dr. Harold E. Cox, a source for the car builders order lists —
http://streetcars.telcen.com/
Ohio Trolley Lines at Don's Depot.
Penn Ohio System at (new) Dave's Electric Railroads.