LXXVI — 



Protagon. — Stirling. On the Minute Structure of the Lung of the Newt with especial reference to 

 its Nervous Apparatus. — Helmholtz. On aa Electrodynamic Balance. — Id. On the Internai Forces 

 of Magnetized and Dielectrically Polarized Bodies. — Tomlinson. The Influence of Stress and Strain 

 on the Action of Physical Forces. — Brooks. Lucifer: a Study in Morphology. — 213. Rayleigh and 

 Schuster. On the Determination of the Ohm in Absolute Measure. — Parker. On the Stmcture and 

 Development of the Skull in Sturgeons (Acipenser ruthenus and A- slurioj. — Rcberts. On the Esià- 

 mation of the Amylolytic and Proteolytic Activity of Pancreatic Extracts. — Williams aud Waters. 

 On the Physiological Action of $ Lntidine. — Stokes. Discassion of the Results of some Experiments 

 with Whirled Anemometers. — Liveing and Dewar. Investigations on the Spectrum of Magnesium. — 

 Lockyer. Note on the Reduction of the Observations of the Spectra of 100 Sunspots observed at 

 Kensington. — Crookes. On DisContinuous Phosphorescent Spectra in High Vacua. — Hughes. Mo- 

 lecular Magnetism. — Liveing and Dewar. On the Identity of Spectral Lines of DifFerent Elements. — 

 Macewen. Observations concerning Transplantation of Bone. Ulustrated by a Case of Inter-human 

 Osseous Transplantation, whereby over two-thirds of the-Shaft of a Humerus was restored. — Young and 

 Forbes. Experimental Determination of the Velocity of White and of Coloured Light. — Russell. On 

 the Absorption Spectra of Cobalt Salts. — Watson. On the Female Organs and Placentation of the 

 Racoon (Procyon lotorj- — Atkinson. On the Diastase of Kóji. 



• Proceedings of the r. Society of Edinburgh. Session 1879-80. Edinburgh, 1881. 8.° 



Hannay and Anderson. On the Expansion of Cast Iron while Solidifying. — Knolt. Researches 

 on Contact Electricity. — Forbes. On an Instrument for detecting Coal-Gas in Mines. — Tait. On 

 Comets. — Slirling. Additional Observations on Fungus Disease of Salmon and other Fish. — Reignier 

 Conder. The Trigonometrical Survey of Palestine. — Chrystal. On Minding's System of Forces. — Tait. 

 Mathematical Notes, a. On a Problem in Arrangements. b. On a Graphical Solution of the Equation 

 V pfp = 0. — Dickson. A New Method of investigating Relations betwen Functions of the Roots 

 of an Equation, and its Coefficients. — Forbes. Remarks on Mr Crookes' Recent Experiments. — Tait. 

 Additional Note on Mindings's Theorem. — Ailken. On the Distribution of Temperature under the 

 Ice in Frozen Lakes. — Brander. Remarks on the Aborigines of the Andaman Islands. — Nicol. The 

 Action of Sulphide of Potassium upon Chloroform. — Tait. Note on the Elimination of Linear and 

 Vector Functions. — Forbes. On Comets. — Tait. Note on the Velocity of Gaseous Particles at the 

 Negative Pole of a Vacuum Tube. — Thomson. On a Sulphurous Acid Cryophorus. — Id. Vibrations 

 of a Columnar Vortex. — Turner. The Structure of the Comb-like Branchial Appendages and the Teeth 

 of the Basking Shark (Selache maxima). — Herdman. Preliminary Report on the Tunicata of the 

 « Challenger » Expedition. — Tait. On some Applications of Rotatory Polarization. — Reignier Conder. 

 The Topography of Jerusalem. — Geikie. The Geology of the Faroe Islands. — Wallace. Meteoro- 

 logical Note. — Tail. On the Colouring of Maps. — Murray. On the Structure and Origin of Coral 

 Reefs and Islands. — Geikie. Rock-Weathering, as Ulustrated in Edinburgh Churchyards. — Thomson. 

 On a Realised Sulphurous Acid S team-Pressure Thermometer, and on a Sulphurous acid Steam-Piessure 

 Differential Thermometer. — Id. On a Differential Thermoscope founded on Change of Viscosity of Wather 

 with Change of Temperature. — Id. On a Thermomagnetic Thermoscope. — Id. On a Constant 

 Pressure Gas Thermometer. — Sang. On the Occultation of the Star 103 Tauri, (b. a. C. 1572). — 

 Blyth. 'On Currents produced by Friction between conducting Substances , and on a new form of 

 Telephone Receiver. — Piazzi Smylh. Note on the Present Outbreak of Solar Spots. — Macfarlane. 

 Positive and Negative Electric Discharge between a Point and a Piate and between a Ball and a 

 Piate. — Mills. Researches in Thermometry. — Haycraft. Preliminary Notice of a Method for the 

 Quantitative Determination of Urea in the Blood. — Geddes. On the Phenomena of Variation and 

 Cell-Multiplication in a Species of Enteromorpha. — Tait. On the Accurate Measurements of High 

 Pressures. — Turner. On Two Masks and a Skull from Islands near New Guinea. — Forbes. On 

 an Ultra-Neptunian Planet. — Chrystal. Non-Euclidean Geometry. — Tait. Note on the Theory 

 of the « 15 Puzzle ». — Burgh Birch. On the Constitution of Adult Bone-Matrix and the Functions 

 of Osteoblasts. — Gray. On Two TJnrecorded Eggs of the Great Auk {Alca impennù) discovered in 

 an Edinburgh Collection; with Remarks on the former existence of the Bird in Newfoundland. — 

 Chrystal. On a New Telephone Receiver. — Id. On the Differential Telephone, and on the Application 



