Full Source:
Data is from U.S. Census Bureau publications. For native- and foreign-born populations for the period 1850 to 1990 see "Table 13. Nativity of the Population, for
Regions, Divisions, and States: 1850 to 1990." U.S. Census Bureau.
http://www.census.gov/population/www/documentation/twps0029/tab13.html
(June 22, 2006). For 2000 see "The Foreign-Born Population: 2000." U.S. Census Bureau, December 2003.
http://www.census.gov/prod/2003pubs/c2kbr-34.pdf (19 June 2006).
Population counts of native-born persons born in Texas are for 1850-1890 taken from Haines, Michael R., and the Inter-university Consortium for Political and
Social Research. HISTORICAL, DEMOGRAPHIC, ECONOMIC, AND SOCIAL DATA: THE UNITED STATES, 1790-2000 [Computer file].
ICPSR02896-v2. Hamilton, NY: Colgate University/Ann Arbor: MI: Inter-university Consortium for Political and Social Research [producers], 2004. For
1900 see "Twelfth Census of the United States - 1900 Census Reports Volume I - Population Part I,"
http://www2.census.gov/prod2/decennial/documents/33405927v1ch11.pdf
(July 14, 2006).
For 1910 see "THIRTEENTH CENSUS OF THE UNITED STATES : 1910 - V1 POPULATION,"
http://www2.census.gov/prod2/decennial/documents/36894832v1ch09.pdf
(July 14, 2006).
For 1920 see "Fourteenth Census of the United States - 1920 - Volume II General Report and Analytical Tables,"
http://www2.census.gov/prod2/decennial/documents/41084484v2ch07.pdf (July 14, 2006).
For 1930 see "Fifteenth Census of the United States - 1930 - Population Volume II: General Report, Statistics by Subject"
http://www2.census.gov/prod2/decennial/documents/16440598v2ch05.pdf (July 14, 2006).
For 1940 see "SIXTEENTH CENSUS OF THE UNITED STATES: 1940, POPULATION, STATE OF BIRTH OF THE NATIVE POPULATION,"
http://www2.census.gov/prod2/decennial/documents/00312139ch1.pdf (July 14, 2006).
For 1950 and 1960 see "Census of Population: 1960 Texas-Volume I Part 45, Characteristics of the Population,"
http://www2.census.gov/prod2/decennial/documents/33255142v1p45ch05.pdf (July 14, 2006).
For 1970 see "1970 Census of Population Texas- Volume I Part 45 Section II, Characteristics of the Population,"
http://www2.census.gov/prod2/decennial/documents/00496492v1p45s2ch01.pdf (July 14, 2006).
For 1980 see "1980 Census of Population, Volume 1, Characteristics of the Population, Chapter C, General Social and Economic Characteristics, Part 45, Texas,"
http://www2.census.gov/prod2/decennial/documents/1980a_txCs1-02.pdf (July 14, 2006).
For 1990 see "1990 Census of Population, Social and Economic Characteristics, Texas, Section 1 of 3,"
http://www.census.gov/prod/cen1990/cp2/cp-2-45-1.pdf (July 14, 2006).
For 2000 see "Table DP-2. Profile of Selected Social Characteristics: 2000, Geographic area: Texas,"
http://www.census.gov/prod/2002pubs/c2kprof00-tx.pdf (July 14, 2006).