INDEX SLIP. 
Godfre r, Charles.—On the 
Optical Problems. 
Application of Fourier’s Double Integrals to 
Phil. Trans., A, vol. 195, 1900, pp. 329-862. 
Light, Natural, Representation by Circular Functions—Spectrum of random 
sequence of pulses. 
Godfrey, Charles. Phil. Trans., A, vol. 195, 1900, pp. 329-362. 
Spectrum of Incandescent Gas, Widening of Lines of. 
Godfrey, Charles. Phil. Trans., A, vol. 195, 1900, pp. 329-362. 
Vibrator, Effect of Natural Light on. 
Godfrey, Charles. Phil. Trans., A, vol. 195, 1900, pp. 329-362 
