GENERAL INDEX. 
397 
on the application of the direct action 
principle to, 1861, 263 
Steam of 212° F., Peter Spence on raising 
a temperature higher than 212° F. in 
certain solutions by, 1869, 75 
--expansion of, in non-rotative pump¬ 
ing engines, H. Davey on the, 1880, 697 
--ferry, an elevating, W. Simons on, 
1876, 233 
-gauge, Prof. Zenger on a new, 1871, 
45 
* - hammers, John Sturgeon on self¬ 
acting valve-motion for, 1863, 189 
-at high pressures, the efficiency of, 
and the Carnot theorem, W. W. Beau¬ 
mont on, 1888, 820 
-of high pressure, Dr. F. Grimaldi on 
a new boiler for generating, 1862, 186 
--influence of friction upon the me¬ 
chanical efficiency of, Prof. W. J. M. 
Bankine on the theory of the, 1866, 
147 
- navigation at Hull, James Oldham's 
report on, 1861, 239 
- power meter , a new, Messrs. Ashton 
and Storey on, 1870, 151 
-pressures, R. A. Peacock on a new 
formula for calculating, 1864, 19 
- ship performance, report of the 
committee on, 1861, 190 ; 1862, 2 S 2 ; 
1863, 339 
- ship performance, report of the com - 
mittee on the condensation and analysis 
of tables of, 1867, 58 ; 1868, 114 ; 1869, 
330 
* -ship resistance, J. E. Williams on, 
1876, 233 
- ships, Charles Atherton on freight as 
affected by differences in the size and 
other dynamic properties of, 1861, 82 
* -vessel, of the power required for 
different speeds of the same, R. Mansel 
on the law, 1879, 526 
* - vessels, R. Mansel on the direct 
motion of, 1876, 227 
^Steamer, Channel, J. White on a form 
of, 1873, 219 
^Steamers, Capt. A. Henderson on the 
practical progress of naval architecture 
in ocean and river, 1864, 186 
Steam-liquid temperature of a fluid, a 
method of determining the, without 
mechanism, Sir W. Thomson on, 1880, 
496 
Stearic and palmitic acids, W. Lant Car¬ 
penter on a new process for the manu¬ 
facture of, 1873, 71 
*Stearn (C. H.) and J. W. Swan on a 
new form of Sprengel’s air-pump, 1877, 
43 
*Steel (J.) on the brake problem, 1876, 
233 
Steel, carbon in, T. Turner on the estima¬ 
tion of, 1886, 597 
Steel, the chemical composition of. Dr. 
C. Calvert on, 1861, 77 
-, crucible, the manufacture of, H. S. 
Bell on, 1879, 293 
* -gradient formation, H. Handyside 
on a, 1875, 248 
-and iron, analysis of, proposed inter¬ 
national standards to control the, Prof. 
J. W. Langley on, 1888, 640 
- and iron, analysis of, report as to the 
best method of establishing international 
standards for the, 1889, 50 ; 1890, 262 
* -and iron at the Paris Exhibition, 
Ferdinand Kohn on the, 1867, 155 ; 
John Fernie on the, 154 
-and iron, the increased tenacity in 
perforated test bars of, T. Wrightson 
on, 1882, 664 
-or iron for ships of war, description 
of corrugated, by George Redford, 1863, 
182 
- manufacture of, in the northern dis¬ 
tricts, Thomas Spencer on the, 1863, 764 
- manufacture of cast, its progress, 
and employment as a substitute for 
wrought iron, Henry Bessemer on the, 
1865, 165 
- manufacture, Ferdinand Kohn on 
the recent progress of, 1868, 193 
- the manufacture of, T. Blair on the 
separation of iron and phosphorus, 
specially with reference to, 1879, 296 
- mechanical properties of, experimen¬ 
tal researches by W. Fairbairn on the, 
1867, 161 ; transverse strain, 166 ; sum¬ 
mary of results of experiments on trans¬ 
verse strains, 218 ; tensile strain, 221 ; 
summary of results, 244 ; compression, 
247 ; summary of results, 270 
- second report, 1869, 96 ; transverse 
strain, 107 ; summary of results, 122 ; 
tensile strain, 123 ; summary of results, 
131 ; compressive strain, 132 ; summary 
of results, 140 ; hematite steel, ib.; 
Heaton steel, 141 ; comparison of 
wrought iron with steel, 142 ; general 
summary of results, 144 ; Appendix I., 
comparative merits of steel and wr ought- 
iron girders, 146 ; Apptendix II., de¬ 
scription of the f urnace and apparatus 
for the manufacture of steel on the 
Heaton system, 147 
-mechanical properties of, T. Turner 
on the influence of silicon on the, 1886, 
597 
- mecha,nical properties of, report on 
the influence of silicon on the, 1887, 43 ; 
1888, 69 ; 1889, 267 ; 1890, 262 
-mild, notes on, by G. J Gordon, 
1885, 1200 
* -the molecular changes which take 
place in iron and, while cooling, A. 
Mallock on, 1877, 42 
-molecular structure of, the effect of 
