According to data provided by the U.S. Immigration and Naturalization Service, from 1960 to 1978, Hispanic immigration increased significantly. Demographic trends reveal that Hispanic immigrants are increasingly working-age women, who disproportionately settle in particular urban areas and work at blue-collar jobs. (Author/GC)

"Illiterates" are those who have not learned to write in any language. This is the definition on which American and most foreign statistics of illiteracy are based, because the percentage of those who can read but can not write is so small that it may be ignored. The test of writing one's name and ordinary words is simple, easily…