Historic image LS_0008 is part of the 'DGMR lantern slides' collection; the topic area is 'Bulletin 35'. Location is Rockingham Co. (estimated). The image has the following description: 'Geol. Map showing location Endless and Virginia Caverns. Bulletin 35, Figs 9 and 21 .' The image was scanned from a lantern slide as part of the USGS NGGDPP deliverable for 2017-2018. The physical location is 900 Natural Resources Dr., Ste 400, Charlottesville, VA 22903. Library. The author is William M. McGill. The image is dated 19330101.