While Peale flew to a Wyoming convention of the Conquistadores del Cielo, an organization of chiefs (and ex-chiefs) of aircraft companies, a quadrumvirate of directors, led by .
For Rufino Tamayo, the Big Fourth of Mexico's famed artistic quadrumvirate (the others: Orozco, Rivera and Siqueiros), 1953 was a fat year.
Beneath the top quadrumvirate of Nixon's palace guard and trusted advisersHaldeman, Ehrlichman, Kissinger and Mitchellthere are many key second-echelon figures.