The Final Confrontation - Four Revolutions in the Earth Sciences - page 109

FIGURE 15 . The “Bullard fit” Source : E. Bullard, J. E. Everett, and A. G. Smith, “The Fit of
the Continents Around the Atlantic,” Philosophical Transactions of the Royal Society of Lon-
don. Series A, Mathematical and Physical Sciences 258, no. 1088 (1965). Courtesy of the Royal
Society.
Other papers at the symposium dealt with the elongated “transcurrent” faults
thatslicedtheMid-AtlanticRidgeandthePacificOceanfloorintooffsetsegments,
the global nature of the midoceanic ridge-rift system, mantle convection, and heat
flow. Bullard offered concluding remarks, which after recounting the difficulties
of evaluating continental drift, ended on a note of sage advice: