Reference 1: Population.
Reference 2: New York, Pennsylvania, Illinois, Ohio, Texas, Massachusetts, Missouri, Michigan, Indiana, Georgia, New Jersey, California, Wisconsin, Kentucky, Iowa, North Carolina, Tennessee, Alabama, Minnesota, Virginia, Mississippi, Kansas, Oklahoma, Louisiana, Arkansas, South Carolina, Maryland, West Virginia, Nebraska, Washington, Connecticut, Colorado, Florida, Maine, Oregon, South Dakota, North Dakota, Rhode Island, New Hampshire, Montana, Utah, Vermont, Idaho, Delaware, Wyoming and Nevada.
Source: http://en.wikipedia.org/wiki/1910_United_States_Census
Reference 2: New York, Pennsylvania, Illinois, Ohio, Texas, Massachusetts, Missouri, Michigan, Indiana, Georgia, New Jersey, California, Wisconsin, Kentucky, Iowa, North Carolina, Tennessee, Alabama, Minnesota, Virginia, Mississippi, Kansas, Oklahoma, Louisiana, Arkansas, South Carolina, Maryland, West Virginia, Nebraska, Washington, Connecticut, Colorado, Florida, Maine, Oregon, South Dakota, North Dakota, Rhode Island, New Hampshire, Montana, Utah, Vermont, Idaho, Delaware, Wyoming and Nevada.
Source: http://en.wikipedia.org/wiki/1910_United_States_Census
