INDEX. 



721 



Geological Section, J. Evans's Address to 

 the, 519. 



Survey of Ireland, the progress of 



the, Prof. E. Hull on, 543. 



time, the extent of, Rev. M. H. 



Close on, 548. 

 *Geology of the environs of Dublin, 

 sketch of the, by Prof. E. Hull, 527. 



*Gill (D.) on a new method of maintain- 

 ing the motion of a free pendulum in 

 vacuo, 486. 



Gill skeleton of Selache maxima, Dr. A. 

 Macalister on the, 600. 



Glaciation of Ireland, and the tradition 

 of Lough Lurgan, W. M. Williams on 

 the, 528. 



Gladstone (Dr.) and A. Tribe on alumi- 

 nium alcohols, 508. 



Glaisher (J.) on mathematical tables, 

 172 ; on underground temperature, 

 178 ; on observations of luminous 

 meteors during the year 1877-78, 258 ; 

 on the circulation of underground 

 waters, 382. 



Glaisher (J. W. L.)on Babbage's analytical 

 machine, 92 ; on mathematical tables, 

 172 ; on the law of force to any point 

 when the orbit is a conic, 464 ; on the 

 solution of a differential equation 

 allied to Riccati's, 469; on certain spe- 

 cial enumerations of primes, 470 ; on 

 circulating decimals, 471. 



God win- Austen (Mr.) on the Kentish 

 boring exploration, 380. 



Gordon (J. E. H.), *some experiments 

 on specific inductive capacity, 433 ; on 

 the effect of variation of pressure on 

 the length of disruptive discharge in 

 air, 433. 



Gorilla skeleton, an infantile, some 

 points in the osteology of, Dr. A. 

 Thomson on, 597. 



Graphic formula, a simplification of, Dr. 

 O J. Lodge on, 516. 



Greg (R. P.) on observations of lumi- 

 nous meteors during the year 1877-78, 

 258. 



Gunther (Dr. A.) on the possibility of 

 establishing a " close time " for indi- 

 genous animals, 146. 



Hallett (P.) on the work of the Anthro- 

 pometric Committee, 152; on a com- 

 mon measure of value in direct taxa- 

 tion, 220. 



Halphen's new form of Chasles's theorem 

 on systems of conies satisfying four 

 conditions, Dr. T. A. Hirst on, 464. 



Hancock (Dr. W. N.) on patent legisla- 

 tion, 157 ; on impediments to the 

 prompt carrying out of the principles 

 conceded by Parliament on the Irish 

 land question, 664 ; some statistical 



1878. 



researches into the poor removal ques- 

 tion, with special reference to the 

 removal of persons of Irish birth from 

 Scotland, 667 ; on the importance of 

 raising Ireland to the level of England 

 and Scotland in the matter of indus- 

 trial schools and compulsory education, 

 674. 

 Hardman (E. T.) on the exploration of 

 the Fermanagh Caves, 183 ; on lead 

 and platinised lead as a substitute for 

 carbon and platinised silver in Le- 

 clanche, bichromate, and Smee's bat- 

 teries, 453; on the influence of 

 "strike "on the physical features of 

 Ireland, 541 ; on Hullite, a hitherto un- 

 described mineral : with notes on the 

 microscopic appearances, by Prof. E. 

 Hull, 542. 

 Harkness (Prof.) on the fossils in the 

 North-West Highlands of Scotland, 

 ] 30 ; on the erratic blocks of England, 

 Wales, and Ireland, 185. 

 Harley (Rev. R.)*on the Stanhope " de- 

 monstrator" or logical machine, 442; 

 on certain linear differential equations, 

 466. 

 Harrison (J. P.) on the work of the 

 Anthropometric Committee, 152 ; on 

 inscribed bone implements, 591. 

 Harting (J. E.) on the possibility of 

 establishing a " close time " for indi- 

 genous animals, 146. 

 Haughton (Rev. Prof.) on the exploration 

 of the Fermanagh Caves, 183 ; *on the 

 sun-heat received at the several«lati- 

 tudes of the earth, taking account of 

 the absorption of hea*" by the atmo- 

 sphere, with conclusions as to the 

 absolute radiation of earth-heat into 

 space, and the minimum duration of 

 geological time, 482 ; *on the earth's 

 axis, 548. 

 Hawkshaw (Sir J.) on the use of steel 



for structural purposes, 157. 

 Hawkshaw (J. C.) on river control, 687. 

 Heat, the mechanical equivalent of, third 

 report of the Committee appointed to 

 determine, 102. 

 Henderson (W. D.) on Adam Smith's 



theory of rent, 677. 

 Hennessy (Prof. H.) on the limits of 

 hypotheses regarding the physical pro- 

 perties of the matter of the interior 

 of the earth, 485 ; on the climate of 

 the British Islands, 485. 

 Herschel (Prof. A. S.) on experiments to 

 determine the thermal conductivities 

 of certain rocks, 133 ; on underground 

 temperature, 178 ; on observations of 

 luminous meteors during the year 

 1877-78, 258. 

 Heywood (J.) on the work of the Anthro- 

 pometric Committee, 152; on a com- 



