1877.] Library. 235 



S. EirTc. — On Homogeneous Iron, and the degrees of Homogeneity to be ex- 

 pected in Iron produced by various systems of Puddling and subsequent work- 

 ing. E. H. Carbutt. — On Eoot's Mine Ventilator, and other applications of 

 Root's Blower. L. FerJcins. — On Steam Boilers and Engines for High Pres- 

 sures. 

 London. Nature,— Vol. 16, Nos. 402—414, 1877. 

 ■ . The Eoyal Society,— Proceedings, Vol. 26, Nos. 180, 181. 



No. 180. Dr. Norris. — On certain Molecular Changes which occur in Iron and 

 Steel during the separate acts of Heating and Cooling. Prof. P. M. Duncan. — 

 On the Eapidity of Growth and variability of some Madreporaria on an At- 

 lantic Cable, with remarks upon the rate of accumulation of Foraminiferal 

 Deposits. G. BiscJiof. — On Putrescent Organic '' Matter in Potable Water. 

 G. Williams. — Researches on Emeralds and Beryls. Pt. 2. On some of tha 

 Processes employed in the Analysis of Emeralds and Beryls. Dr. S. Ringer, 

 and A. P, Stuart. — On the Temperature of the Human Body in health. 



No. 181. G. J. Romanes. — Further Observations on the Modification of the 

 Excitability of Motor Nerves produced by Injury. G. 31. Whipple. — On the 

 Temperature-correction and Induction-co-efficients of Magnets. W. De la 

 Rue. — On the length of the Spark from a Voltaic Battery in different Gases 

 at ordinary Atmospheric Pressures. /. Tyndall. — Further researches on the 

 Deportment and Vital Resistance of Putrefactive and Infective Organisms 

 from a Physical point of view. General Strachey. — On the alleged Correspon- 

 dence of the Rainfall at Madras with the Sun-spot Period, and on the True 

 Criterion of Periodicity in a series of variable Quantities. W. D. Niven. — 

 On the Calculation of the Trajectories of Shot, 



— . The Eoyal Astronomical Society, — Monthly Notices, Vol. 37, Nos- 



6—8. 



No. 6. Capt. W. M. Gamphell. — On a Peculiarity of Personal Equation. Mr. 

 Struve — Note on a Deviation of the Plumbline. 



No. 7. Mr. Penrose. — Description of an Improved Diagram for the Graphical 

 Solution of Spherical Triangles, applicable to the questions arising out of the 

 Spheroidal Figure of the Earth, treated in the Paper read before the Society 

 November 10, ult, and further illustrated by the case of the Prediction of 

 Occulations. M. de Bo'e. — On a Method of Destrojong the Vibrations on a 

 Mercurial Reflector. General Meig's. — On a Method of Making a Pendulum 

 swing in an approximately Cycloidal Arc. 



No. 8. Prof. Zenger. — A new Solar Eye-piece. 



. The Eoyal Geographical Society, — Proceedings, Vol. 21, Nos. 4 



and 5. 



No. 4. Buchanan. — On the Distribution of Salt in the Ocean as indicated by 

 the Specific Gravity of its Waters. Carpenter. — Lecture on the Temperature 

 of the Deep Sea bottom and the conditions by which it is determined. Trot- 

 ter. — The Pundit's Journey from Leh to Lhasa and return to India via Assam. 



. The Statistical Society,— Journal, Vol. 40, Pt. 2. 



Dr. J. C. Steel. — The Mortality of Hospitals, General and Special, in the Unit- 

 ed Kingdom, in Times Past, and Present. An abstract of an Essay to which 

 the Howard Prize Medal of 1876 was awarded. 



