ULTRAMICROSCOPY 87 



LITERATURE 



Resolving Power of the Microscope 



Abbe, Archiv.f. Mikr. Anat. vol. ix. p. 413, 1873. 



Rayleigh, LORD, Phil. Mag. 5, 42, p. 467, 1896 ; Journ. Roy. Micr. Soc. p. 447 



IM- 

 PORTER, Physical Review, p. 386, 1905. 



Ultramicroscopy, Principles and Apparatus 



DUBERRI, Indian Engineering April 7, 14, and 21, 1888. 



SlEDENTOPF, Journ. Roy. Micr. Soc. pp. 573-8, 1903 ; Ann. d. Phys. (4), 10, 



pp. 1-39, 1903 ; Berl. Klin. Wochenschr. 1904, No. 32. (Reprinted Zeiss's 



Mikro. 166.) 



Paraboloidkondensor, Zeilschr. wiss. Mikro. 24, pp. 13-20, 1907. 



COTTON and MOUTON, Compt. Rend. Acad. Sci. 136, p. 1657, June 1903 ; Rev. 



Gen. des Sciences, 14, p. 11 84, 1903. 

 Puccianti and Vigezzi, Arch, di Fisiologia, 2, pp. 318 and 325, 1904. 



Large Particles with Rings around Image 



SlEDENTOPF and Szigmondy, Drude's Annalen, 10, p. 13, 1903 



Scattering of Light by Small Particles 



Rayleigh, Lord, Phil. Mag. 41, pp. 107-20, and pp. 274-9, 1871 ; 5, 41, pp. 107, 



274, 447, 1900. 

 Thomson, J. J., Recent Researches in Electricity and Magnetism (Clarendon Press), 



P- 437- 



Coloured Glasses and Crystals 



Faraday, Phil. Trans. Roy. Soc. 5, 147, p. 170, 1857. 



Spring, Rec. des Pr. Chim. des Pays-Bas, 19, p. 339. 



Elster and Geitel, Wied. Annalen, 59, p. 457, 1896. 



Wood, Phil. Mag. April 1902 ; October 1902 ; August 1903. 



SlEDENTOPF and Szigmondy, Annalen der Physik, 10, pp. 1-39, 1903 ; Verh. d. 



D. Phys. Ges. 7, pp. 268-86, 1905. 

 Garnett, Phil. Trans. Roy. Soc. Lond. Series A, vol. 203, p. 385. 

 SlEDENTOPF, Physik. Zeilschr. 6, pp. 855-66, 1905. 



Colloidal Liquids 



GRAHAM, Phil. Trans, p. 183, 1861 ; Collected Papers, p. 553. 

 Bemmelen, Zeilschr. Anorgan. Chem. 13, p. 233, 1896 ; 18, p. 14, 1898. 

 Hardy, Proc. Roy. Soc. 66, p. 95, 1900 ; Phys. Chem. 4, p. 65, 1900. 



Preparation by Electric Pulverisation 



Bredig, Anorganische Fermente, Leipzig, 1901. 

 Burton, E. F., Phil. Mag. 11, p. 441, 1906. 



