A TRAVELER'S GUIDE TO SPACETIME: An Introduction to the Special Theory of Relativity ISBN 0070430276 Mc Graw Hill 1995.
ALBERT EINSTEIN: INVESTIGATIONS ON THE THEORY OF THE BROWNIAN MOVEMENT  ISBN 486603040 Dover Pub. 
THE RELATIVITY EXPLOSION by Martin Gardner on Quasars, Pulsars, Black Holes, Atomic Clocks (update edition of Relativity for the Million) ISBN 0394721047 by Vintage (Random House) 1976 with illustrations by Anthony Ravielli.
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