624 General Monthly Meeting [Feb. 3, 



Western Society of Engineers — Journal, Vol. XVII. Nos. 8-9. 8vo. 1912. 

 Yale University Observatory — Transactions, Vol. II. Parts 3-4. 4to. 1912. 

 Yorkshire Archceological Society— J omin&l, Vol. XXII. No. 2, Part 86. 8vo. 

 1912. 



Catalogue of Manuscripts. 8vo. 1912. 

 Zoological Society of London — Proceedings, 1912. Part 4. 8vo. 



Index to Proceedings, 1901-10. 8vo. 1912. 



Lowell, Professor Percival. 



Transparency of the Spectra of Uranus, showing its Kotation. 



