AU - COLEMAN,JAMES A. TI - RELATIVITY FOR THE LAYMAN: A SIMPLIFIED ACCOUNT OF THE HISTORY, THEORY AND PROOFS OF RELATIVITY SN - 0140135960 U1 - 530.11/COL PY - 1990/// CY - LONDON PB - PENGUIN GROUP KW - PHYSICS KW - EINSTEIN KW - THEORY OF RELATIVITY KW - MASS KW - ENERGY ER -