196 
GENERAL INDEX. 
Hart (S. L.) on potential due to contact, 
1881, 555 
-(T.) on volcanic eruptions, 1890, 825 
- (W. B.) on some organo-silicon 
compounds, 1887, 661 
Harting (J. E.) on the practicability of 
establishing a ‘ close time ’ for the pro¬ 
tection of indigenous animals, 1870, 13 ; 
1871, 197 ; 1872, 320 ; 1873, 346 ; 1874, 
264 ; 1875 , 184 ; 1876 , 63 ; 1877 , 207 ; 
1878, 146 ; 1879, 165 ; 1880,257 
- on the herds of mild cattle in Chart- 
ley Park and other parks in Great 
Britain, 1887, 135 
Hartington (Marquis of), third report 
on steam-ship performance, 1861, 190 
Hartlaub (Dr. G.) on the natural his¬ 
tory of Socotra, 1879, 210 ; 1880,212; 
1881, 194 ; 1882, 281 ; 1883, 227 
^Hartley (W. N.) on the critical point 
of liquid carbonic acid in minerals, 
1876, 64 
—— on some double compounds of nickel 
and cobalt , 1877, 209 ; on the conditions 
under which liquid carbonic acid exists 
in rocks and minerals, 232 
- on the present state of our knowledge 
of spectrum analysis, 1880, 258 ; 1881, 
317 ; 1882, 120 ; 1884, 295 
- on the ultra-violet spark spectra 
emitted by metallic elements, and their 
combinations under varyinq conditions , 
1882, 143 ; 1883, 127 ; 1885, 276 
- on wave-length tables of the spectra 
of the elements, 1884, 351 ; 1885, 288 ; 
1886, 167 ; 1890, 224 
- on electrolysis in its physical and 
chemical bearings, 1886, 308 ; 1887, 
336 ; 1888 , 339 ; 1889 , 223 ; 1890, 138 
-on the fading of water-colours, 1886, 
58l 
-- on the action of light on the hydr- 
acids of haloqens in presence of oxygen, 
1888 , 89 ; 1889, 59 ; 1890, 263 
- on the absorption spectra of pure 
compounds , 1889, 227 ; 1890, 339 
*Hartmann (G.) description of a parallel 
gauge, 1864, 186 
* Hartnell (W.) on electric lightingand 
tire insurance rules, 1890, 958 
Hartnup (John), diagram of the great 
storm of December 3, 1863, from tbe 
records of the self-registering instru¬ 
ments of the Liverpool Observatory, 
1864, 17 
Hartog (M. M.) on Cyclops , 1879, 376 ; 
on Mimusopeae, a section of the order 
Sapotacese, ib. 
■—— on the nature of the ‘ telson ’ and 
‘ caudal furca’ of the Crustacea, 1882, 
575 
-*on the formation and escape of the 
zoospores in Saprolegniae, 1886, 700 ; 
on cortical fibrovascular bundles in 
some species of Lecythidese and 
Barringtonieas, 706 
Hartog (M. M ) on the steps taken for 
establishing a botanical station at Per- 
adeniya , 1887, 96 ; 1888, 421 ; 1889, 
114 ; 1890, 470 
--on the true nature and function of 
the madreporic system in Echinoder- 
mata, 1887, 736 ; *on the morphology 
of some Caesalpinere and the value of 
morphological criteria, 763 
-on adelphotaxy, an undescribed form 
of irritability, 1888, 702 ; preliminary 
note on the functions and homologies 
of the contractile vacuole in plants and 
animals, 714 
- *the structure of the nucleus in 
Saprolegnia, 1889, 618 ; *on the state 
of the water in living protoplasm, 645 ; 
*on a monadine parasitic on Sapro- 
legnice, 649 
-- the cytology of the chytridian 
Woronina, 1890, 872 ; on the acclima¬ 
tisation of the tussock grass of the 
Falkland Islands, ib. 
-and A. P. Swan on the culture of 
usually aerobic Bacteria under an¬ 
aerobic conditions, 1886, 706 
——- ( P. J.), researches on sulphites, 1889, 
549 
-and J. A. Harker on an apparatus 
for the determination of freezing- 
points of solutions, 1890, 779 
Hartshorne (B. F.) on the Weddas of 
Ceylon, 1875, 175 
-on the Rodiyas of Ceylon, 1876, 165 
-on the ancient people and irrigation 
works of Ceylon, 1877, 117 
Harvie-Brown (J. A.) on the migration 
of birds, 1882, 283 ; 1883, 229 ; 1884, 
266 ; 1885,685; 1886, 264 ; 1887, 70 : 
1888, 146 
-- on making a digest of the obser¬ 
vations on the migration of birds, 1889, 
114 ; 1890, 464 
^Hastings (G.W.), Address to the Sec¬ 
tion of Economic Science and Statistics, 
1880, 671 
-(W.) on postal reform, *1873, 191 ; 
1874, 209 
Hatch (Dr. F. H.) on the Lower Silurian 
felsites of the south-east of Ireland, 
1889, 568 
-on some West-Yorkshire mica-trap 
dykes, 1890, 813 
,—- and J. C. Antrobus on the compo¬ 
sition and origin of Cheshire boulders, 
1890, 813 
Hatton (J.) on the production of soft 
steel in a new type of fixed converter, 
1886, 593 
*Hauer (F. von) on the latest labours of 
the Imperial Geological Institute of 
the Austrian Empire, 1864, 54 
