The Rockefeller Problem - The New York Times
The Tycoons: How Andrew Carnegie, John D. Rockefeller
ROCKEFELLER PLANS ACTION ON WATER - The New York Times
Watch The Rockefellers, American Experience, Official Site
The Tycoons: How Andrew Carnegie, John D. Rockefeller, Jay Gould
Rockefeller Tavern: The Toast of a Town - The New York Times
Family Gathers for Funeral of J. D. Rockefeller 3d - The New York
Air Pollution Mapping in NYC
Did N.Y. Leaders Leave Residents Unprepared for the Air Quality