May 16, 2006 — In the North Country, two groups are watching the immigration debate closely: dairy farmers and the Mexicans and Central Americans who work for them. There are no numbers on exactly how many Hispanics work on dairy farms in northern New York. One estimate says 300 work in Jefferson County alone. Based on national estimates, three-quarters of them entered the United States illegally. In the first of a two part series, David Sommerstein reports on the farmhands themselves. They live largely invisible lives, inextricably linked to the farmer who hired them.