GENERAL STATEMENT. 
£ 8. d. 
Exploration of Caves in 
BOrne0 — ..cccccoccscesecsccneees 50 0 O 
Kent’s Cavern Exploration... 100 0 0 
Record of the Progress of : 
GEOIGLY. 22.2 sccccascececssseees 100 0 O 
Fermanagh CavesExploration 5 0 0 
Electrolysis of Metallic Solu- 
tions and Solutions of 
Compound Salts..........0000 25 0 0 
Anthropometric Committee... 50 0 0 
Natural History of Socotra... 100 0 0 
Calculation of Factor Tables 
for 5th and 6th Millions... 150 0 0 
Circulation of Underground 
DWALCTS. occ caccovsesececconsrens 10 0 0 
Steering of Screw Steamers... 10 0 0 
Improvements in Astrono- 
mical Clocks .....csesseseseeee 30 0 0 
Marine Zoology of South 
DGVON 1... .cscecescestscsesecaene 20 0 0 
Determination of Mechanical 
Equivalent of Heat ......... 1215 6 
Specific Inductive Capacity 
of Sprengel Vacuum......... 40 0 0 
Tables of Sun-heat Co- 
EAIGIENES .......cccccccrecesceens 30 0 0 
Datum Level of the Ordnance 
PREM ES Vltaiieacsacessceccsse-ieascs es 10 0 O 
Tables of Fundamental In- 
variants of Algebraic Forms 36 14 9 
Atmospheric Electricity Ob- 
servations in Madeira ...... le; 0) 0 
Instrument for Detecting 
Fire-damp in Mines ......... 22 .0 0 
Instruments for Measuring 
_ the Speed of Ships ......... LToie Lebas 
Tidal Observations in the 
English Channel ....... aerer ed 10420) 48 
£1080 11 11 
1880. 
ew Form of High Insulation 
DMD ens ca nincocosetscsesacessesae 10, 0 0 
U nderground Temperature... 10 0 0 
Determination of the Me- 
chanical Equivalent cf 
Peenpetanaas stresses tans 8 5 0 
Elasticity of Wires ............ 50 0 O 
uminous Meteors ............ 30 0 O 
Lunar Disturbance of Gravity 30 0 0 
Fundamental Invariants ...... 8: Ord0 
Laws of Water Friction ...... 20 0 0 
Specific Inductive Capacity 
of Sprengel Vacuum......... 200 20 
Completion of Tables of Sun- 
heat Coefficients ............ 50 0 0 
Instrument for Detection of 
_ Fire-damp in Mines......... 10 0 0 
nductive Capacity of Crystals 
and Paraffines ...,........... 417 7 
Report on Carboniferous 
IROLYZOR Ancicccesscesegesnssetee 10 0 0 
xcix 
J £ 8. da. 
Caves of South Ireland ...... 10, ,0,.40 
Viviparous Nature of Ichthyo- 
SAULUS.syeccsessssacissseenase se 10 0 0 
Kent’s Cavern Exploration... 50 0 0 
Geological Record.........+++++ 100 0 0 
Miocene Flora of the Basalt 
of North Ireland ............ LE) 
Underground Waters of Per- 
mian Formations ............ 56 0 0 
Record of Zoological Litera- 
HDI apg occ coonLiee ACE aoenGegr ees 100 0 0 
Table at Zoological Station 
BP NADICS I leveccesaresqucdeae tue 1040 
Investigation of the Geology 
and Zoology of Mexico...... 50). 0 0 
Anthropometry ......cecsecseeeee 50 0 O 
Patent LAWS ..cc.ccssssscsccssans 5 0 0 
£731 7 7 
Saeed 
1881. 
Lunar Disturbance of Gravity 30 0 0 
Underground Temperature... 20 0 0 
Electrical Standards........ ... 25 0 0 
High Insulation Key............ 5 0 0 
Tidal Observations ............ 10 0 0 
Specific Refractions ............ Mes.) 
Hossil Polyz0a .....c.0cecc0++0e. 10 0 0 
Underground Waters ......... 10 0 O 
Earthquakes in Japan ......... 25 0 0 
Menblary WLOray catarecrenseacer 20 0 0 
Scottish Zoological Station... 50 0 0 
Naples Zoological Station Tor <Q) 0 
Natural History of Socotra... 50 0 0 
Anthropological Notes and 
QUETICS "eirseseecccasees = cdeue ce O02 40 
Zoological Record............+4 100 0 0 
Weights and Heights of 
Human Beings ..........000. 30 0 0 
£476 3 1 
he eee 
1882. 
Exploration of Central Africa 100 0 0 
Fundamental Invariants of 
Algebraical Forms ....,.... 
Standards for Electrical 
Measurements ..........00005 
Calibration of Mercurial Ther- 
mometers 
Wave-length Tables of Spec- 
tra of Hlements..........0+00. 
Photographing Ultra-Violet 
Spark Spectra 
Geological Record.......0+...+«. 
Earthquake Phenomena of 
Japan 
Conversion of Sedimentary 
Materials into Metamorphic 
Rocks 
Fossil Plants of Halifax 
Geological Map of Europe ... 
Circulation of Underground 
Waters... 
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Peete meee een eee eeee nes 
Semen eee eee eeneeseeneeeeeee 
POPE Ee wee eee re ee eeenee 
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