(US Geological) Gray's Geological Map of the United States -- European Cities A large engraved map of

A large engraved map of the nation catching the shifting territorial changes of the nation

it was a thorough trek through the lands

and including notations for the towns and forts

and an illustration of the associated Greek and Roman gods of "Jupiter and Mars"

(US Geological) Gray's Geological Map of the United States -- European Cities A large engraved map ofGray's Geological Map of the United States Charles Hitchcock was the son of Edward Hitchcock a distinguished geologist and educator, and Charles continued the legacy. Working in various capacities as state geologist, he also taught at Dartmouth and was later the founder of the Geological Society of America. This map is Charles basic geological map for the US and was published by Gray with hand color identifying nine different types of formations.