SW portion of Mitchell's 1846 map of the US showing "Upper or New California", along with Old California & Sonora.

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Mitchell's 1867 map (No. 17) of Arizona, California, Idaho, Oregon, Nevada, Utah & Washington.

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USDA map of the last Spring frost in the US (48) based on 1895 to 1914 data (Baker 1936).

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Our virtual booth at the online is open for business! Find out more about this beautiful (and many other interesting items) here:

https://t.co/2qHafJx8Sy

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Lucas 1816 map of Louisiana & the more detailed 1817 map.

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Henry S. Tanner's 1825 map of Alabama & Georgia.

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