The Art Newspaper quoted sources saying the London-based Russian billionaire was the buyer of both paintings.

BBC: Abramovich 'buys ?60m paintings'

Since much is still not fully understood about this art and its sources, the exhibition and catalog are replete with fascinating speculations rather than traditional iconographic interpretations negotiating a terrain that touches on cultural anthropology, the history of technology, and brain physiology.

WSJ: Artistry, Not Answers | Ice Age Art: Arrival of the Modern Mind | British Museum | By Tom L. Freudenheim

From Wi-Fi hotspots and charging stations to alternative energy sources and community art installations, once again New York City proves to be fertile ground for launching groundbreaking ideas that set the global standard.

ENGADGET: NYC awards six Reinvent Payphones finalists, asks public to select favorite via Facebook

With this juxtaposition of the painting and its sources in African art, viewers can judge for themselves how Johnson strove for a union of the formal concerns motivating many Western artists with his understanding of African traditions.

WSJ: Americans' African Inspiration | African Art, New York, and the Avant-Garde | Metropolitan Museum of Art | By Michael FitzGerald

The question is bound to arise when so much of Rome's art, literature and religion was derived from Hellenic sources.

ECONOMIST: Judaism and the rise of Christianity