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TRANSACTIONS (SERIES II.). 
Vout. I.—Parts 1-25.—November, 1877, to September, 18838. 
Vou. II.—Parts 1-2.—August, 1879, to April, 1882. 
Vor. III.—Parts 1-14.—September, 1883, to November, 1887. 
Vou. LVY.—Parts 1-14.—April, 1888, to November, 1892. 
Vou. V.—Parts 1-13.—May, 1893, to July, 1896. 
Vou. VI.—Parts 1-16.—February, 1896, to August, 1898. 
VOLUME VII. 
Parr 
1. A Determination of the Wave-lengths of the Principal Lines in the Spectrum of Gallium, 
showing their Identity with Two Lines in the Solar Spectrum. By W. N. Harrtezy, 
F.R.S., and HueH Ramaez#, a.r.c.sc.1. Plate I. (August, 1898.) 1s. 
2. Radiating Phenomena in a Strong Magnetic Field. Part I].—Magnetic Perturbations of 
the Spectral Lines. By THomas Preston, M.A., D.Sc., F.R.S. (June, 1899.) Ls. 
