Prices for Carnegie's Steel
Andrew Carnegie was a captain of industry because when production costs of his steel went down so did his prices. This was to run his competition out of business and to increase sales of his oil. Creating less competition for his company.
Stone carving in memory of the Johnstown Flood
After the overflow of his dam that killed many in Johnstown, Carnegie built many structures to help his reputation. These buildings were libraries, schools and Carnegie hall which in the end saved his reputation.
When Carnegie needs to expand his sleet business. He has the idea to use steel in an enormous new bridge. People were skeptical that the bridge would hold because many other bridges of this size collapse under their own weight. Carnegie walks across the bridge when it is complete to prove it is strong enough.