None
Waters, S., nebulae and star clusters, 128. Wave-length and magnetism, Cornu, 112. and pressure, 101. quantity, 103. hydrogen series, 59. 198 Weismann, 170. Wilson, temperature of sun, 174. Wolf, Dr., spectra of nebulre, 121. Y. Young-, eclipse 1870, 41. Yttria, fractionation of, molecule of, 118. " old," 117. spectrum of, 118. INDEX. Z. Zeeman, effect, Ames, 112. Earhart, 112. Larmor, 110. Lorentz, 110. on iron, 112. Preston, 113, 114. Reese, 112. magnetic perturbations of lines, 110, 188. HARBISON AND SONS, Printers in Ordinary to Her Majesty, St. Martin's Lane. RETURN TO— ^ MAIN CIRCULATION ALL BOOKS ARE SUBJECT TO RECALL RENEW BOOKS BY CALLING 642-3405 DUE AS STAMPED BELOW AirmTwrror \UG02'94 FORM NO. DD6 UNIVERSITY OF CALIFORNIA, BERKELEY BERKELEY, CA 94720 m m m m®. TO*. 