Texas BC AD pre-1000 1000s 1100s 1200s 1300s 1400s Medieval 1500s 1600s 1700s 1800s 1890s 1900s 1910s 1920s 1930s 1940s 1950s 1960s References http://historicalcharts.noaa.gov/historicals/historical_zoom.asp http://www.lib.utexas.edu/maps/histus.html http://www.lib.utexas.edu/maps/historic_parks.html http://memory.loc.gov/ammem/gmdhtml/gmdhome.html http://www.lib.utexas.edu/maps/ams/index.html