United States Summer Temperature 1923 - Historical Map Print vintage Chicago There are several unnamed mountain

There are several unnamed mountain ranges in the interior which are possibly an embryonic representation of the Mountains of Kong - a presumed source of the Niger that was popularized in the late 18th and early 19th century

Michigan Avenue & Monroe Boulevard

part of Å’uvres du Sr

one in the collection of the Bibliotheque Nationale de France

Chestnut Ridge Road

United States Summer Temperature 1923 - Historical Map Print vintage Chicago There are several unnamed mountainMade to order print of the United States Summer Temperature map from the 1923 Atlas of American Agriculture. A historical map reproduction for wall art, offices, studies, and collectors.