40 
Index to the Proceeding:, and Transactions of the 
Telescopes, ISiew Form of Equatorial 
Mounting for Monster Reflecting.— 
Grubb, Sir Howard. Proc. yiii., 
1893-98, pp. 262-257. 
Telescopes, Refracting and Reflecting. 
—Grubb, Sir Howard. Proc. yiii., 
1893-98, pp. 523-626. 
Telescopic Object-Glasses for tbe Inter¬ 
national Photographic Suiwey of the 
HeaYens ; Construction of.—Grubb, 
Sir Howard. Trans, iy., 1888-92, 
pp. 475-480. 
Telescopic ObjectiYes ; Effect of Flexure 
on the Performance of. — Grubb, 
Howard. Proc. iy., 1883-85, pp. 
149-151. 
Tension of Fluids, Superficial, and its 
possible Relation to Muscular Contrac¬ 
tions.—Fitzgerald, G. F. Trans, i., 
1877-83, pp. 95-99. 
Tension of Liquids, Experiment on the 
Surface.—Walsh, A. R. Proc. y., 
1886-87, pp. 484-485. 
Tertiary Dykes in Donegal, Pitchstone 
and Andesite from.—Sollas, W. J. 
Proc. YIII., 1893-98, pp. 87-93. 
Tertiary Fish from Hew Zealand.— 
Davis, J. W. Trans, iy., 1888-92, 
pp. 1-48. 
Tetractinellid Sponges dredged by 
H.M.S. Challenger, 1872-76.—Sollas, 
W. J. Proc. Y., 1886-87, pp. 177- 
199. 
Tetractinellid Sponges; Geodine Genera, 
Synops, Yosm., and Siclonojds .—Sollas, 
W. J. Proc. Yi., 1888-90, pp. 276- 
277. 
Thermo-Chemistry; Reduction of Metals 
from their Ores. — Hartley, W. H. 
Proc. Yii., 1891-92, pp. 35-42. 
Thermo-Electric Current in single Con¬ 
ductors.—Troutoii, F. T. Proc. y., 
1886-87, pp. 171-176. 
Thomson, Jocelyn H. — On some curious 
numerical Relations of the Musical 
Scale. Proc. iy., 1883-85, pp. 152- 
154. 
Three-Rock Mountain, County Dublin ; 
Granite Porphyry in.—O’ReiRy, J.P. 
Proc. It., 1883-85, p. 507. 
Tichborne, C. R. C.—On an Argenti¬ 
ferous Galenetic-Blende at Oyocu. 
Proc. IY., 1883-85, pp. 300-305. 
-On a new Form of Apparatus 
for Estimating Ammonia in potable- 
Waters. Proc. iii., 1881-83, pp. 
255-257. 
Torres Straits, Hew Species of Actiniaria 
from. — Haddon, Alfred C., and 
Shackleton, Alice M. Proc. yiii., 
1893-98, pp. 116-131. 
Torres Straits; Zoological Collections- 
made in, by Professor A. C. Haddon, 
1888-1889.—Carpenter, G. H. Proc. 
YIII., 1893-98, pp. 21-27. 
Tortrix from Tuam.—Carpenter, G. H. 
Proc. YII., 1891-92, pp. 91-94. 
Tourmaline Crystals ; ConductiYity of. 
—Fitzgerald, George Francis. Proc. 
II., 1878-80, pp. 370-371. 
Tradescantia Virginica ; branched Hairs 
from the Stamens of.—M‘Hab, W. R. 
Proc. II., 1878-80, p. 289. 
Traill, George William.—Alphabetical 
List of the Parasitical Algae of the 
Firth of Forth. Proc. iii., 1881-83, 
pp. 286-297. 
Transit of Yenus, 1882, December 6, 
made at the Armagh ObserYatory. 
—Dreyer, J. L. E. Proc. iy., 1883- 
85, pp. 49-50. 
Transit of Yenus, as obseiwed at Streete, 
Co. Westmeath. — Wilson, W. E. 
Proc. IY., 1883-85, pp. 51-52. 
Transit of Yenus, as seen at the Craw¬ 
ford ObserYatory, Queen’s College, 
Cork, 6thDec., 1882.—England, John. 
Proc. IY., 1883-85, pp. 47-48. 
TraYertine from Ballisodare, near Sligo. 
Hardman,—Edward T. Proc. iii., 
1881-83, pp. 12-13. 
Tridymite-Quartztrachyte of Tardiee 
Mountain, and Olivinegabbro of the 
Carlingford Mountains.—Lasaulx, A. 
Yon. Proc. II., 1878-80, pp. 25-33. 
Trigonometry, Spherical; Mechanical 
Method of Converting Hour-Angle 
and Declination into Altitude and 
Azimuth, and of soHing other Pro¬ 
blems in.-—Rambaut, A. A. Proc. 
Y., 1886-87, pp. 642-645. 
