Valley of the Mud Lakes
- http://cprr.org/Museum/USPRR-Wm_Husson-PANZOOM/index.html cprr.org/Museum/USPRR-Wm_Husson-PANZOOM/index.html
- http://207.234.246.163/Museum/USPRR-Wm_Husson-PANZOOM/26muddetails.htm 207.234.246.163/Museum/USPRR-Wm_Husson-PANZOOM/26muddetails.htm -- Central Pacific Railroad Photographic History Museum, 1861 Steel Engraved Panorama from the Pacific Railroad Survey, after F. W. Egloffstein, Valley of the Mud Lakes, June 14th at 9am from Mud Lake Peak looking west (as shown on Map #3), Showing an expanse of 82 miles, 1854, The following locations on the Panorama are indicated by titles in the lower margin: Entrance to Madlin Pass, Eastern base of the Sierra Nevada, Survey Camp June 14 15 & 16, Great Boiling Spring Point, Mount Observation, Snowy Northern Range of the Sierra Nevada, Black Rock Range, Oreson Road entering the Sierra Nevada, Entrance of the Railroad line to the Valley of the Mud Lakes, Cold Spring Range (Divide between the Humboldt River and the Mud Lakes), Snowy Western Humboldt River Range. DETAIL SCANS
- http://www.davidrumsey.com/detail?id=1-1-23817-920002&name=Valley+of+the+Mud+Lakes. www.davidrumsey.com/detail?id=1-1-23817-920002&name=Valley+of+the+Mud+Lakes.