— XCVII — 



t Transactions of the New York Academy of Sciences. Voi. Vili, n. 1-4. 

 New York, 1889. 



1-2. Hidden. New Minerals, Auerlite and Sulphohalite. — Julien and Bolton. The 

 Trae Cause of Sonorousness in Sand. — Kurtz-. Bertrandite from Maine and Colorado, with 

 other Mineralogical Notes. — Hubbard. The Earliest Recorded Case of Ansesthesia caused 

 by Nitrous Oxide (1821). — Bolton. The Likenesses of Joseph Priestley in Oil, in Ink, in 

 Marble, and in Metal. — Id. Additional Notes on the " Limar Society " of Birmingham. — 

 Newberry. The New Oil-field of Colorado, and its hearing on the qnestion of the Genesis 

 of Petroleum. — 3-4. Jarchow. Forestry in the State of New York;— need of special 

 training for foresters; — successful methods pursued in Europe. — Newberry. The Pave- 

 ments of the Great Cities of Europe, with a review of the best methods and materials 

 for the City of New York. — Rand. Comparison of the Rocks of Philadelphia and New 

 York. — Friedrich. The Lithology of Manhattan Island. — Eyerman. The Mineralogy of 

 the French Creek Mines Pennsylvania. — Britton. Plants collected in Arizona by Dr. 

 D. A. Mearns. List, with notes and descriptions of New Species. — Rusby. General Fiorai 

 Characters of the region where_Dr. Mearns' collections were made. — Eaton. Volcanoes, 

 their Distribution and Phenomena, with special reference to the great eruption of Krakatoa. 



+ Transactions of the Irish Academy. Voi. XXIX, 6-11. Dublin, 1889. 



6. Maccarthy. The tripartite life of S. Patrick. ■— 7. Haughton. Geometrical illu- 

 strations of Newland's and Mendeleieff 's periodic law of the atomic Weights of the Che- 

 mical elements. — 8. Ball. On the theory of screws, showing how piane geometry illu- 

 strates general problems id the dynamic of a rigid body with three degrees of freedom. — 

 9. Graves. The focal Circles of spherical Conics. — 10. Hf'Cay. On three similar flgures 

 with an extension of Feuerbach's theorem. — 11. On the motion of a particle, and the 

 equilibrium of flexible strings on a spherical surface. 



f Transactions (Philosophical) of the r. Society. Voi. CLXXIX. A. B. London, 

 1889. 



A. Tomlinson. The Influence of Stress and Strain on the physical Properties of Matter. 

 Part I. Elasticity (continued). — The Effect of Magnetisation on the Elasticity and the 

 internai Friction of Metals. — Liveing and Dewar. On the Spectrum of the Oxy-hydro- 

 gen Flame. — Basset. On the motion of a sphere in a Viscous Liquid. — Sylvester and 

 Hammond. On Hamilton's Numbers. Part IL — Sitato. Report on Hygrometric Methods: 

 First Part including the Saturation Method and the chemical Method. and Dew-point In- 

 struments. — Walker. On the Diameters of a Piane Cubie. — Bidivell. On the Changes 

 produced by Magnetisation in the Dimensions of Rings, and Rods of Iron and of some 

 other Metals. — Liveing and Dewar. On the Ultra Violet Spectra of the Elements. 

 Part III. Cobalt and Nickel. — Veley. The Conditions of the Evolution of Gases from 

 Homogeneous Liquids. — Burbury. On the Induction of electric Currents in Conducting 

 Shells of Small Thickness. — Eioing and Cowan. Magnetic Qualities of Nickel. — Ewing. 

 Magnetic Qualities (Supplementary Paper). — Boberts-Austen. On certain Mechanical Pro- 

 perties of Metals considered in relation to the Periodical Law. — Glazebrook and Fitzpatrick. 

 On the Specific Resistance of Mercury. — Forsyth. Invariants, Covariants, and Quotient Deri- 

 vatives associated with Linear Differential Equations. — Love. The Small Free Vibrations and 

 Deformation of a Thin Elastic Shell.^ — Abney and Festing. Colour Photometry. Part II. — 

 Baker. Combustiou in Dried Oxygen. — B. Horsley and Schàfer. A record of Experiments 

 upon the Functions of the Cerebral Cortex. — Williamson. On the Organisation of the 

 Fossil Plants of the Coal-Measures. Part XIV. — Seeley. Croonian Lecture. — Researches 

 on the Structure, Organisation and Classification of the Fossil Reptilia. — IL On Parcia- 



Bullettino-Rendiconti, 1889 Vol. V, 2° Sem. 13 



