Mainville (Shenandoah – 22) COORDINATES: 40.978303, -76.375675 COUNTY: Columbia DISTANCE TO NEXT: Shenandoah - 22 EXPLANATION OF NAME: Name Selected To Indicate Most Important Village In Main Township FOUNDED: 1800 MANUFACTURER: ? SHAPE: Standard 1-sided STATUS: October 2012 photo by Clair Clawser Ca. 2002 photo contributed by Blair Bohr, in memory of Mr. Charles Bohr. August 2018 Google Streetview photo PA 339