NORTHERN INDIANA INTERURBANS
The Northern Indiana Railway, and various predecessor and successor companies, once operated all local and interurban public transportation in a large region of northern Indiana. Interurban railway service existed between 1898 and 1934.
Official Web site of Transit Triangle, which has provided interurban bus service in La Porte County since 2015.
Some historic information is from "Northern Indiana Railway", The Central Electric Railfans' Association (CERA) Bulletin 132, by George K. Bradley.
Chicago Transit & Railfan Web Site