Push Me, Pull You, Shaver Lake, California. Image taken 1905-1910 by J.W. Riggs of Fresno.

This image shows a steam engine of the Shaver Lake Railroad positioned in the middle of the rail cars and the construction layout of the trestle.

found on https://www.facebook.com/pages/Antique-Images-from-the-Collection-of-Michael-J-Semas/319722608043803?fref=photo