What author observed, "Any sufficiently advanced technology is indistinguishable from magic"?
Arthur C. Clarke Clarke, Arthur C. Arthur C. Clarke Challenge Trophy Inter School Astronomy Quiz Competition Ac clarke Profiles of the Future Arthur Charles Clarke Arthur C Clarke A C Clarke A. C. Clarke Arthur C Clark Sir Arthur C Clarke Arthur C. Clark Arthur Clarke Sir Arthur C. Clarke E. G. O'Brien Sir Arthur C. Clarke Memorial Trophy Inter School Astronomy Quiz Competition A.C. Clarke
profiles of future e g o brien ac clarke arthur c clarke challenge trophy inter school astronomy quiz competition clarke arthur c arthur charles clarke arthur c clark sir arthur c clarke arthur clarke sir arthur c clarke memorial trophy inter school astronomy quiz competition c clarke arthur c clarke
arthur c clarke
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Arthur C. Clarke