Category:Helderberg Group (geology)

Subcategories

This category has the following 6 subcategories, out of 6 total.

Media in category "Helderberg Group (geology)"

The following 11 files are in this category, out of 11 total.

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  Annual report of the Regents - New York State Museum. (1895) (19180365389).jpg 2,310 × 2,996; 1.31 MB
  
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  Annual report of the Regents - New York State Museum. (1896) (19179983869).jpg 4,036 × 2,170; 2.32 MB
  
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  Bulletin - New York State Museum (1897) (20441767255).jpg 3,614 × 2,842; 2.47 MB
  
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  Catskill section.gif 864 × 558; 82 KB
  
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  Catskill section.jpg 432 × 279; 61 KB
  
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  Cross-section of the Helderberg Ridge, NY.png 585 × 237; 34 KB
  
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  Geologic cross section of Devonian strata from New York to Alabama.svg 1,000 × 500; 221 KB
  
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  Helderberg Group.png 882 × 441; 234 KB
  
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  Kittatinny Mountain Cross Section.jpg 432 × 298; 50 KB
  
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  NPS delaware-water-gap-geologic-map.jpg 2,790 × 4,039; 3.31 MB
  
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  USGS 2006 1237 Fig7b.png 1,713 × 709; 138 KB