110 



SECTIONS,—- INDEX OF AUTHORS. 



Brewster (Sir D.) on the analysis of solar 



Hght, 1831-32, 89. 

 on the colours of natural bodies, 1831- 



32, 547. 

 on the undulations excited in the 



retina by the action of luminous points 



and lines, 1831-32, 549. 

 on the effect of compression and dila- 

 tation upon the retina, 1831-32, 553. 

 on a remarkable specimen of amber, 



1834, 574. 

 on the value of optical characters in 



the discrimination of mineral species, 



1834, 575. 

 on the action of crystallized surfaces 



upon common and polarized light, 1836, 



13- 



on the polarizing structure in the 



crystalline lens after death, 1836, 16. 



on cataract, 1836, 1 1 1. 



on the cause of the optical phenomena 



in the crystalline lens during the absorp- 

 tion of ^stilled water, 1837, 11. 



on a new property of light, 1837, 12. 



on a new structure in the diamond, 



1837, 13. 



on an ocular parallax in vision, and 



on the law of visible direction, 1838, 7, 



on new phenomena of colour in cer- 

 tain specimens of fluor spar, 1838, 10. 



on new phenomena of diffraction, 



1838, 12. 



on the combined action of grooved 



metallic and transparent surfaces upon 

 light, 1838, 13. 



on a new kind of polarity in homo- 

 geneous light, 1838, 13. 



on some preparations of the eye by 



Mr. C. Wallace, 1838, 14. 



on the fossil teeth of the Sauroid fishes, 



1838, 90. 



, optical phenomena observed by, Eev. 



Prof. Powell's explanation of, 1839, i. 



on the decomposition of glass, 1840, 5. 



on Prof. Powell's measures of the 



indices of refraction for the lines Gr and 



H in the spectrum, 1840, 5. 

 on the wingsof polarized lightproduced 



in specimens of decomposed glass, 1840, 6. 

 on the cause of the increase of colour 



by the inversion of the head, 1840, 7. 

 on the phenomena and cause of muscaa 



volitantes, 1840, 8. 

 on a method of illuminating micro- 

 scopic objects, 1840, 9. 

 , account of the camera obscura, and 



other apparatus used in making daguer- 

 reotype drawings, 1840, 9. 

 on the line of visible direction along 



the axis of vision, 1840, ^. 

 on an improvement m the polarizing 



microscope, 1840, 10. 

 on the blue, &c. colour of the sun, 



1840, 10. 

 on a new property of the rays of the 



spectrum, with observations on the ex- 



planation of it given by the Astronomer 



E-oyal, on the principles of the undulatory 



theory, 1842, 12. 

 Brewster (Sir D.) on the existence of a new 



neutral point, and two secondary neutral 



points, 1842, 13. 



on crystalline reflexion, 1842, 13. 



on the dichroism of the palladio-chlo- 



rides of potassium and ammonium, 1842, 



, account of Dr. Moser's new process 



of producing photographic impressions, 

 1842, 14. 



^T on the dichroism of a solution of 



stramonium in aether, 1842, 14. 



— — on the geometric forms, and laws of 

 illumination of the spaces which receive 

 the solar rays, transmitted through qua- 

 drangular apertures, 1842, 15. 



on luminous lines in certain flames 



corresponding to the defective lines in 

 the sun's light, 1842, 15. 



on the structure of a part of the solar 



spectrum hitherto unexamined, 1842, 



on the luminous bands in the spectra 



of various flames, 1842, 15. 

 , experiment on the ordinary refraction 



of Iceland spar, 1843, 7. 

 on the action of two blue oils upon 



light, 1843, 8. 

 on the cause of an optical phenomenon 



observed by the Rev. W. Selwyn, 1844, 8. 

 on the cause of the colours in precious 



opal, 1844, 9. 

 on the cause of the white rings seen 



round a luminous body when looked at 



through calcareous spar, 1844, 9. 

 on crystals in the cavities of topaz, 



which are dissolved by heat and recrystal- 



lize on cooling, 1844, 9. 

 on a singular effect of the juxtaposition 



of certain colours under particular cir- 

 cumstances, 1844, 10. 

 on the accommodation of the eye to 



various distances, 1844, 10. 

 on the polarization of light by rough 



surfaces, and white dispersing surfaces, 



1844, II. 



on a new polarity of light, with an ex- 

 amination of Mr. Airy's explanation of it 

 on the undulatory theory, 1845, 7. 



on two new properties of the retina, 



1845, 8. 



on the rotation of minute crystals in 



the cavities of topaz, 1845, 9. 



on the condition of topaz subsequent 



to the formation of certain classes of ca- 

 vities within it, 1845, 9. 



• on an improved method of taking posi- 

 tive Talbotypes (calotypes), 1845, 10. 



on fog-rings observed in America, 



1845, 19. 



on a new property of light exhibited 



in the action of chrysammate of potash 

 upon common and polarized light, 1846, 7. 



