788 REPORTS ON THE STATE OF SCTENCE.—1912. 
O’ConnELL, Dr. J. R. The Juvenile Street Trader and the State: The Problem of 
the Waifs and Strays. ‘Journal Stat. Soc. Ireland,’ x1. 489-507. 1911. 
O’Donaunug, T. A. (S. Staff. and Warw. Inst. Eng.) Notes onthe Valuation of Mineral 
Properties. ‘Trans. Inst. Min. Eng.’ xum. 19-38. 1912. 
OupHam, Prof. C. H. The History of Belfast Shipbuilding. ‘Journal Stat. Soc. 
Treland,’ xii. 417-434. 1911. : 
SaMvuEL, JoHn 8S. Juvenile Employment. ‘ Proc. Glasgow Royal Phil. Soc.’ xum. 
1-9. 1911. 
STanvELL, Coartes A. The Report of the Vice-Regal Commission upon Irish Rail- 
ways. ‘Journal Stat. Soc. Ireland,’ xm. 401-416. 1911. 
THomeson, Sir Wm. J. The Development of the Irish Census, and its National 
Importance. ‘Journal Stat. Soc. Ireland,’ xm. 474-488. 1911. 
Verney, H. Industrial Accidents. ‘Trans. Manchester Stat. Soc. 1910-1911, 
17-79. 1911. 
Wess, Sipney. The Economics of the Existing (or of any) Poor Law. ‘Trans. 
Manchester Stat. Soc. 1910-1911,’ 1-15. 1911. 
Wiaa, T. J. Notes on the Herring Fishery of 1910. ‘Trans. Norfolk and Norwich 
Nat. Soc.’ 272-274. 1911. 
Section G.—ENGINEERING. 
ABELL, Prof. W. 8. Ship-Model Experiment Tanks: their purpose and application. 
“Trans. Liverpool Eng. Soc.’ xxxu. 11-25. 1911. 
Aucock, F. (N. Staff. Inst. Eng.). A Device for preventing Accidents owing to the 
Breakaze of the Winding-rope. ‘Trans. Inst. Min. Eng.” xr. 379-380. 1911. 
Auten, Epwarp. Inaugural Address: The Liverpool United Gas Light Company. 
‘Trans. Liverpool Eng. Soc.’ xxxu. 1-9. 1911. 
Barrp, Ducaxp (Min. Inst. Scotland). Wire Ropes as applied to Mining. ‘ Trans. 
Inst. Min. Eng.’ xu. 129-138. 1911. 
Beracu, THomas (Midland Inst. Eng.). The Shaw Hemsworth Overwinder. ‘ Trans. 
Inst. Min. Eng.’ xu. 92-98. 1911. 
Buack, JAmEs (Min. Inst. Scotland). Overwinding-prevention and Controlling Gear 
for Colliery Winding-engines, with a Description of the Inglis Controller. ‘ Trans. 
Tnst. Min. Eng.’ xm. 243-247. 1912. 
Brew, J. B. Some Machinery for the Manufacture of Sugar from the Sugar Cane. 
‘Trans. Liverpool Eng. Soc.’ xxx, 286-312. 1911. 
Briees, Henry (Min. Inst. Scotland). Testing for Fire-damp and Black-damp 
by means of a Safety-lamp. ‘Trans. Inst. Min. Eng.’ xii. 64-77. 1912. 
Buiman, H. F., and W. B. Wiuson (N. England Inst. Eng.). Miners’ Baths. * Trans. 
Inst. Min. Eng.’ xr. 92-107. 1912. 4 
Bury, Ernest. “The Otto- Hilgenstock Direct-recovery Process and its Application. 
‘Trans. Inst. Min. Eng.’ xur. 531-542. 1911. 
Cattrerson-Smitu, J. K. The Manufacture of Turbo-Electric Generators, and some 
of their Applications to Marine Work. ‘Trans. Liverpool Eng. Soc.’ xxx. 195- 
231. 1911. 
CuHorRLTON, ALAN E. L. (Midland Inst. Eng.). Methods of Driving by Gas-engines for 
Collieries. ‘Trans. Inst. Min. Eng.’ xuu. 315-342. 1912. 
Cuark, F. Bernarp (S. Staff. and Warw. Inst. Eng.). High-tension Mining Switch- 
gear. ‘Trans. Inst. Min. Eng.’ xu1. 394416. 1911. 
Coutston, P. Barretr (Manchester Geol. Min. Soc.). Should Exhaust-steam be 
wasted ? ‘Trans. Inst. Min. Eng.’ xu. 443-448. 1912. 
Eapig, J. C. (Manchester Geol. Min. Soc.). Luminous Electric Mine- shaft Signalling. 
‘Trans. Inst. Min. Eng.’ xum. 37-41. 1911. 
Epen, BE. M. A New Steam Trap. ‘ Proc. Univ. of Durham Phil. Soc.’ 1v. 39-46. 
1911. 
Gipson, R. E. The Mechanical Transport of Materials in Gas Works. ‘ Trans. 
Liverpool Eng. Soc.’ xxxu. 90-118. 1911. 
Guovrer, Samuret. Developments in Gas Making. ‘Trans. Liverpool Eng. Soc.’ 
Xxx. 241-257. 1911. 
GULLACHSEN, B. C. (N. England Inst. Eng.). The Working of the Thick Coal Seams 
of Upper Silesia. ‘Trans. Inst. Min. Eng.’ xu1. 209-218. 1912. 
Hamitton, AnpREw. The Economics of Steamship Propulsion. ‘Trans. Liver- 
pool Eng. Soc.’ xxxu. 263-281. 1911. 
