John D. Rockefeller, Oil Tycoon, Dies at 98 Obituary, The New York Times (24 May 1937) over $1.5 billion further expansion over $1.5 billion maker Obituary, The New York Times (24 May 1937) John D. Rockefeller John D. Rockefeller, Oil Tycoon, Dies at 98 Go to obituary » John D. Rockefeller, Oil Tycoon, Dies at 98 over $1.5 billion John D. Rockefeller, Oil Tycoon, Dies at 98 John D. Rockefeller, Oil Tycoon, Dies at 98 Rockefeller’s taxable income was a staggering $33 million Go to obituary » Obituary, The New York Times (24 May 1937)