548.83 Woo C Wood, Elizabeth A Crystals and light, an introduction to optical crystallography. Pub. for the Commission on College Physics. Princeton, N. J., D. Van Nostrand [cl964] 160 p. láms. (algs. color) diagrs. 23 cm. (Van Nostrand Momentum Book, 5) "Bibliography": p. 154-155. Fis 15-6-65