Further, the ink and pen drawing shared above is at the Godbe Smelter, which still stands in Pioche near the police station, here's a photo of the same view minus the locomotive around 1910. The ore cars appear to be those built by Risidon, the original Nevada Central ore cars were reported to be wooden 5 ton drop bottom cars (maybe Billmeyer & Smalls cars, similar to the ones said company delivered to the Utah Northern around the same time)
here is the reference URL to view the image at a higher resolution
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collections.lib.utah.edu]