A colorful map of the continent with Alaska still a Russian possession. In the United States, Montana and Idaho have just been created and are shown here with preliminary boundaries. Wyoming is still attached to Dakota Territory. The borders between Nevada, Utah and Arizona have yet to take their final form. The Pony Express Route and U.S. Mail Routes are depicted.

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Condition: B

Original color with a couple of insignificant spots along centerfold and light toning primarily confined to blank margins. The centerfold has been separated and rejoined on verso with archival tape. There are a few cracks along centerfold that have been reinforced on verso with archival tape. There are some short tears and chips in blank margins, a few of which touch map border.