GENERAL STATEMENT. 



Ixxvii 



£ s. d. 



Exploration of Caves in 



Borneo 50 



Kent's Cavern Exploration ... 100 



Kecord of the Progress of 

 Geology 100 



Fermanagh Caves Exploration 5 



Electrolysis of Metallic Solu- 

 tions and Solutions of 

 Compound Salts 25 



Anthropometric Committee... 50 



Natural History of Socotra... 100 



Calculation of Factor Tables 



for 5th and 6th Millions ... 150 



Circulation of Underground 

 Waters 10 



Steering of Screw Steamers. . . 10 



Improvements in Astrono- 

 mical Clocks 30 



Marine Zoology of South 



Devon 20 



Determination of Mechanical 



Equivalent of Heat 12 15 6 



Specific Inductive Capacity 



of Sprengel Vacmim 40 



Tables of Sun-heat Co- 

 efficients 30 



Datum Level of the Ordnance 



Survey 10 



Tables of Fundamental In- 

 variants of Algebraic Forms 36 14 9 



Atmospheric Electricity Ob- 

 servations in Madeira 15 



Instrument for Detecting 



Fire-damp in Mines 22 



Instriunents for Measuring 



the Speed of Ships 17 1 8 



Tidal Observations in the 



English Channel 10 



£1080 11 11 



£ .V. d. 

 1880. 



New Form of High Insulation 



Key 10 



Underground Temperature ... lu 



Determination of the Me- 

 chanical Equivalent of 

 Heat 8 5 



Elasticity of Wires 50 



Luminous Meteors 30 



Lunar Distm-bance of Gravity 30 



Fimdamental Invariants ....... 8 5 



Laws of Water Friction 20 



Specific Inductive Capacity 



of Sprengel Vacuum 20 



Completion of Tables of Sun- 

 heat Co-efficients 50 



Instrument for Detection of 



Fire-damp in Mines 10 



Inductive Capacity of Crystals 



and Paraffines 4 17 7 



Keport on Carboniferous 



Polyzoa 10 



Caves of South Ireland 10 



Viviparous Nature of Ichthyo- 

 saurus 10 



Kent's Cavern Exploration... 50 



Geological Record 100 



Miocene Flora of the Basalt 



of North Ireland 15 



Underground Waters of Per- 

 mian Formations 5 



Eecord of Zoological Litera- 

 ture 100 



Table at Zoological Station 



at Naples 75 



Investigation of the Geology 



and Zoology of Mexico 50 



Anthropometry 50 



Patent Laws 5 0^ 



£731 7 7 



General Meetings. 



On Wednesday, August 25, at 8 p.m., in the Music Hall, Pi-ofessor 

 G. J. Allman, M.D., LL.D., F.R.S. L. & E., Pres. L.S., resigned the 

 office of President to Andrew Crombie Ramsay, Esq., LL.D., F.R.S., 

 V.P.G.S., Director-General of the Geological Siirvey of the United 

 Kingdom, and of the Museum of Practical Geology, who took the Chair, 

 and delivered an Address, for which see page 1. 



On Thursday, August 26, at 8 p.m., a Soiree took place at the Pavilion, 

 Burrows Square. 



On Friday, August 27, at 8.30 p.m., in the Music Hall, Professor W. 

 Boyd Dawkins, M.A., F.R.S., delivered a Discourse on ' Primeval Man.' 



