| A | B |
| Invented the telegraph | Samuel Morse |
| Invented the incandescent light bulb | Thomas Alva Edison |
| Created Time Zones | Dowd |
| European immigrant port of entry | Ellis Island, New York |
| Owner of Standard Oil Trust | John D. Rockefeller |
| Dominated US banking industry | J. P. Morgan |
| Donated funds for building libraries | Andrew Carnegie |
| Dominated New York railroad lines | Cornelius Vanderbilt |
| Favoring native born persons | nativism |
| Industry controlled by one person | monopoly |
| Ship's area below the waterline | steerage |
| White Anglo-Saxon Protestants | WASP |
| Privately owned businesses | Capitalism |
| All the people own the businesses | Communism |
| Government owns the businesses | Socialism |
| Companies in different activities merge | Vertical integration |
| Inventor of the telephone | Alexander Graham Bell |
| Inventor of the typewriter | Christopher Sholes |
| Companies in same business merge | Horizontal integration |
| Entrepreneur | Business organizer |
| Rebate | A type of discount |
| Corporation | Company formed by shareholders |
| Holding Company | Company who owns other companies |
| Workers hired to replace fired union members | Scabs |
| Employer's list of troublemakers | Blacklist |
| Closing factory to stop union action | Lockout |
| American Federation of Labor Pres. | Samuel Gompers |
| American Railway Union founder | Eugene Debs |
| Immigrants escaping potato famine | Irish |
| Organized massacres of Jews | Pogroms |
| Agreement to fix fees in an industry | Pooling |
| Industrial Workers of the World | Wobblies |
| Eugene Debs | American Socialist Party founder |