| A | B |
|---|
| Alexander Graham Bell | Invented the telephone |
| B. Thomas Edison | Invented the lightbulb |
| C. Immigration | The action of coming to live permanently in a foreign country. |
| D. Jacob Riis | Danish American social reformer, "muckraking" journalist and social documentary photographer. |
| E. Ellis Island | From 1892 to 1954, it served as the prime immigration station of the country. Some twelve million immigrants passed through it during this time. |
| F. Jane Addams | A pioneer in social reform, founded Hull House |
| G. Dumbbell Tenements | Building formerly common in New York City and having a long narrow plan characterized by two narrow air wells at each side |
| H. Chinese Exclusion Act | Suspended Chinese immigration for ten years and declared Chinese immigrants ineligible for naturalization as American citizens. |
| I. Bessemer Process | A steel-making process |
| J. Andrew Carnegie | Led the enormous expansion of the American steel industry in the late 19th century |
| K. J. P. Morgan | Was an American financier, banker and art collector who dominated corporate finance and industrial consolidation during the Gilded Age? |
| L. John D. Rockefeller | Co-founder of the Standard Oil Company, which dominated the oil industry and was the first great U.S. business trust |
| M. Vanderbilt Family | The family's money derived first from shipping and later from railroads |
| N. Horatio Alger | Writes novels where the heroes begin life in poverty and achieve success and wealth through honesty, hard work, and virtuous behavior |
| O. Social Darwinism | Claim to apply biological concepts of natural selection and survival of the fittest to sociology and politics. |
