APPENDIX I 273 



s. d. 

 Railways continued. 



To co-operate with National Association of 

 Railway Travellers in obtaining travelling 



facilities for members, 1919 500 



Sickness and Mortality in York, 1845-46 32 



Trade, International. Accuracy and Compara- 

 bility of British and Foreign Statistics of 



International Trade, 1904-5 29 4 8 



Unions, Economic Effects of, 1874 ... 25 



Vital Statistics, Inquiry into, 1840-43 186 5 8 



Wages, Regulation under Sliding Scale, 1886- 



1887 20 



War (1914-18). Effects of War on Credit, 



Currency, and Finance, 1916-21 11013 1 



Women's Labour. Economic Effect of Legislation 



regulating Women's Labour, 1901-3 ... 70 

 Replacement of Men by Women in Industry, 



1916-18 110 11 



Section G. Engineering 



Boiler Plates, Strength of, 1852, 1856 20 



Calibrating Instruments in Engineering Labora- 

 tories, and comparing measuring Instru- 

 ments in Use, Methods of, 1895-96 ... 45 

 Constant Indicator (for Locomotives) and Dyna- 



mometric Instruments, 1842-43 283 9 6 



Elasticity of Wires, Secular Experiments on, 



1877-80 150 



Engineering Problems affecting future Prosperity 



of Country, 1916 10 



Gaseous Explosions, 1909-15 442 10 5 



Graphic Methods in Mechanical Science, Report of 



Development of, 1890 11 



High Insulation Key, New Form of, 1880-81 ... 1500 

 Iron. Action of Sea Water on Cast and Wrought 



Iron, 1839^1 100 



Effects of Temperature on Wrought-iron 



Plates, 1854 10 



Experiments on Hot-blast Iron as compared 



with Cold-blast Iron, 1838-39 163 7 



T 



