Mine Maps, Bertha Mineral Company Austinville mine 5th level assay plan , AL_MP000328, from New Jersey Zinc Company Historic Maps; topic area is 'Mine Maps'. The location is Austinville mine area (precise). The image was scanned from a paper file as part of the USGS NGGDPP deliverable for 2018-2019. The author is Bertha Mineral Company. The paper file was dated . Physical Storage: Room 2, Austinville Limestone Company, Newtown Church Road, Austinville, VA 24312. Digital Storage: \\NG00250050\DGMR\Collections\NEW_JERSEY_ZINC\MineMaps\AL_MP000328.pdf. Additional information: Assay plan of the 5th level, sections 57-71, Austinville mine. Similar to AL_MP000322, AL_MP000323, AL_MP000324, AL_MP000325, AL_MP000326, AL_MP000327, and AL_MP000329