Hình:USA Territorial Growth 1790.jpg

Bách khoa toàn thư mở Wikipedia


1970 USGS map

Public domain This image is in the public domain because it contains materials that originally came from the United States Geological Survey, an agency of the United States Department of Interior. For more information, see the official USGS copyright policy


US growth maps
Animated: large · small
Years
1775 · 1790 · 1800 · 1810 · 1820 · 1830 · 1840 · 1850 · 1860 · 1870 · 1880 · 1900 · 1920

Các trang sau có liên kết đến tập tin: