what rich american owned most of the oil rights in america?

Check this site.

http://encarta.msn.com/encyclopedia_761570872/john_d_rockefeller.html

This site has some interesting information.

http://www.ewg.org/oil_and_gas/execsumm.php

The American businessman who owned most of the oil rights in America was John D. Rockefeller, often referred to as the richest person in modern history. Rockefeller's company, Standard Oil, dominated the oil industry in the late 19th and early 20th centuries.

If you're interested in finding out more about this or other historically significant individuals, you can access a vast amount of information through various sources. Here's how you can go about researching this specific question:

1. Internet search: Start by conducting a simple search on a search engine like Google. Enter the keywords "wealthiest American oil tycoon" or "American who owned most oil rights" to find relevant information. The search results should provide you with articles, biographies, and references related to John D. Rockefeller and his oil empire.

2. Historical sources: Check out books and articles on economic and business history that cover the rise of the oil industry in America during the late 19th and early 20th centuries. Such sources often provide extensive information on Rockefeller, his business strategies, and the influence of Standard Oil.

3. Online databases and archives: Utilize online databases, such as JSTOR, Google Scholar, or academic libraries, which contain scholarly articles, research papers, and primary sources related to the topic. These sources offer more in-depth and reliable information.

4. Biographies and documentaries: Look for biographies, documentaries, or even podcasts that focus on the lives of influential figures, including John D. Rockefeller. These resources often provide a comprehensive overview, capturing not only their wealth and accomplishments but also the historical context surrounding their success.

Remember, while conducting research, it's vital to cross-reference information from multiple sources to ensure accuracy and objectivity.