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Cet album fait partie des albums

↪ Devonian formations in Canada
↪ Devonian formations in Maryland
↪ Devonian formations in New Jersey
↪ Devonian formations in New York (state)
↪ Devonian formations in Ohio
↪ Devonian formations in Pennsylvania
↪ Devonian formations in Virginia
↪ Devonian formations in West Virginia
↪ Devonian fossil bearing formations in the United States
↪ Devonian geology of Canada

Cet album photos contient les sous-albums suivants :

↪ Millboro Shale
↪ Fossils from the Hamilton Group
↪ Hamilton Group (geology) as bedrock of watercourses
↪ Hamilton Group - stratigraphy
↪ Hamilton Group (geology) - maps
↪ Scientific articles mentioning the Hamilton Group (geology)
↪ Kashong Shale
↪ Mahantango Formation
↪ Marcellus Shale
↪ Mugser Run