TY - BOOK AU - Sabra,A.I. TI - Theories of light : : from Descartes to Newton SN - 0521284368 (pbk.) U1 - 535.1 22 PY - 1981///] CY - Cambridge ; , New York : PB - Cambridge University Press KW - Light KW - History KW - BUEsh KW - Reading book N1 - Includes bibliographical references and index ER -