References
- 1862 . British Association Report , : 125 – 125 . Further details are given in the British Association Reports of 1863, 1864 and 1865. An interesting note on early resistance standards appeared in Proc. Roy. Soc., 1865, 14, 154 ff.
- 1862 . British Association Report , : 152 ff – 152 ff .
- See Thompson S.P. Life of Kelvin i 419 419 and also the British Association Report of 1863, Appendix D, p. 163. The coil-formers were accurately turned by Elliot's of London.
- It should be noted that the photograph which appears on page 121 of Gunther's Early Science in Cambridge Oxford 1937 is, in fact, the apparatus of the B.A. Committee of 1863 and not as stated, Rayleigh's apparatus of 1880.
- The apparatus used for the comparison is described in the British Association Report of 1862 159 163
- Maxwell , James Clerk . 1867–8 . On Governors . Proc. Roy. Soc. , 16 : 271 – 271 . Scientific Papers, ii, p. 107.
- 1867–8 . Proc. Roy. Soc. , 16 : 276 – 276 . Scientific Papers, ii, p. 112.
- 1867–8 . Proc. Roy. Soc. , 16 : 270 – 270 . Scientific Papers, ii, p. 105. ff.
- Maxwell James Clerk On Faraday's Lines of Force Trans. Camb. Phil. Soc. 1856–64 10 65 66 Pt. 1 Scientific Papers, i, pp. 206–207.
- Strutt , J.W. and Rayleigh , Baron . 1881 . On the Determination of the Ohm in Absolute Measure . Proc. Roy. Soc. , 32 : 104 ff – 104 ff . Rayleigh's Scientific Papers, Cambridge, 1900, ii, p. 13 ff.
- Siemens , W. 1866 . On the Question of the Unit of Electrical Resistance . Phil. Mag. , 31 : 328 – 328 . 4th Ser.
- Rayleigh . 1882 . Phil. Trans. , : 662 – 662 . Pt. 1
- A comparison between Rayleigh's earlier and subsequent determinations is given in Phil. Trans. 1882 669 669 Pt. 1 A review of the results of several determinations appears in Gray's The Theory and Practice of Absolute Measurements in Electricity and Magnetism, London, 1893, i, 651. The average taken from this list differs from the result of Rayleigh's determination with the original apparatus by approximately 0·3 per cent.
- Jenkin , Fleeming . 1866 . Phil. Mag. , 32 : 161 ff – 161 ff . 4th Ser.
- Thomson William Applications of the Principle of Mechanical Effect to the measurement of Electromotive Forces and of Galvanic Resistances Phil. Mag. 1851 2 551 551 4th Ser. Sections 2 and 3.
- 1862 . British Association Report , : 130 – 130 .
- 1862 . British Association Report , : 133 – 133 . and 155. The units quoted above are defined in terms of the C.G.S. system to avoid confusion.