Prister] 



1023 



[Pritchard 



Note on Dr. Molengraaff's paper on "Diamonds at 



Rietfontein " : [S. Afr. Gl. S. T. 3 (1898) 122-123]. S. 



Africa Geo]. Soc. Trans., 3, 1898, 150. 

 Notes on the origin and formation of the Witwaters- 



rand auriferous deposits. [1898.] S. Africa Geol. Soc. 



Trans., 4, 1899, 19-36. 



Notes on Dr. Molengraaff's paper entitled " The 



glacial origin of the Dwyka conglomerate " : [S. Afr. Gl. 

 S. T. 4 (1899) 103-113]. [1898.] S. Africa Geol. Soc. 

 Trans., 4,1899, 151-152. 



Notes on Mr. Alison's paper " On the origin and for- 

 mation of pans": [S. Afr. Gl. S. T. 4 (1899) 159-161]. 

 S. Africa Geol. Soc. Trans., 4, 1899, 167-168. 



A few observations on two pieces of sandstone found 



on the top of hill near Orange Grove, Johannesburg. 

 S. Africa Geol. Soc. Trans., 4, 1899, 173-174. 



Eemarks on Mr. Bleloch's paper, "The Rand con- 

 glomerates " : [S. Afr. Gl. S. T. 4 (1899) 175-181]. S. 

 Africa Geol. Soc. Trans., 5, 1899, 19-23. 



Pritchard, (Rev.) Charles. For biography and works see 

 Astr. Nachr., 133, 1893, 41-44; Nature, 48 (1893), 130; 

 Observatory, London, 16, 1893. 256-259 ; Astr. Soc. 

 Month. Not., 54, 1894, 198-204; Geol. Soc. Quart. JL, 

 50, 1894 (Proc), 42-43 ; Roy. Soc. Proc, 54, 1894, iii-xii. 



*Winneckf's Comet, II. 1877. [1877.] Observatory, 



London, 1, 1878, 20-21. 



*The motion of the moon's perigee. [1877.] Obser- 

 vatory, London, 1, 1878, 71-72. 



*Planetary or cometary aberration. [1877.] Obser- 

 vatory, London, 1, 1878, 72-74. 



*The University Observatory, Oxford. [1877-79.] 



Observatory, London, 1, 1878, 109-113; 3,1880, 108-112. 



*The Transit of Mercury, 1878, May 6. Observatory, 



London, 2, 1879, 59. 



*Tbe moon's photographic semidiameter. Observa- 

 tory, London, 3, 1880, 283-285. 



*The admissibility of photography among other means 



of the accurate measurement of celestial phenomena. 

 Observatory, London, 5, 1882, 40-42. 



On the proper motions of forty stars in the Pleiades, 



both absolute and relative. Astr. Soc. Month. Not., 44, 



1884, 355-358. 



Note on the photometer employed at the Oxford Uni- 

 versity in the comparison of refracting and reflecting 

 telescopes. Observatory, London, 7, 1884, 364-365. 



On the relative proper motions of 40 stars in the 



Pleiades, determined from micrometric and meridional 

 observations. [1884.] Astr. Soc. Mem., 48, 1885, 225- 

 274. 



A photometric comparison of the light transmitted by 



certain refracting and reflecting telescopes of equal aper- 

 ture. [1884.] Astr. Soc. Month. Not., 45, 1885, 29-33. 



Note on a comparison of the photometric magnitudes 



of the same stars observed at Harvard College and at the 

 University Observatory, Oxford. [1884.] Astr. Soc. 

 Month. Not., 45, 1885, 33-34. 



Observations of stars occulted by the moon during the 



eclipse of October 4, 1884, at the Universitv Observatory, 

 Oxford. [1884.] Astr. Soc. Month. Not., 45, 1885, 34-35. 



On some points of difference between the Harvard and 



Oxford stellar photometry. Astr. Soc. Month. Not., 45, 



1885, 411-416. 



Stellar photometry. Observatory, London, 8, 1885, 



307-309. 



Remarks on Dr. Wilsing's experimental examination 



of the wedge photometer. Observatory, London, 8, 1885, 

 424-426. 



Uranometria Nova Oxoniensis. A photometric deter- 

 mination of the magnitudes of all stars visible to the 

 naked eye from the Pole to ten degrees south of the 

 Equator. Oxford Univ. Astr. Obsns., 2, 1885, xxvii + 

 117 pp. 



On Dr. Wilsing's experimental examination of the 



wedge photometer; and (n.) On the degree of accuracy 

 attainable by means of that instrument. [1885.] Astr. 

 Soc. Month. Not., 46, 1886, 2-18. 



Photometric observations of the Nova in the Andro- 

 meda nebula, made at the Oxford University Observatory. 

 [1885.] Astr. Soc. Month. Not., 46, 1886,'l8-19. 



The Biela meteor shower of November 27, 1885. [1885.] 



Astr. Soc. Month. Not., 46, 1886, 65-66. 



The new star in Orion photometrically and spectro- 



scopically observed at the Oxford University Observatory. 

 Astr. Soc. Month. Not., 46, 1886, 298. 



Supplementary measures of the magnitudes of a zone 



of stars near the Equator for reference as standards of 

 magnitude in lieu of Polaris. Astr. Soc. Month. Not., 

 46, 1886, 439-442. 



On a remarkable instance of the detection of distortion 



in a photographic film, measured for the purpose of stellar 

 parallax. Astr. Soc. Month. Not., 46, 1886, 442-444. 



The wedge photometer. Observatory, London, 9, 1886, 



62-63. 



Researches in stellar photography. 1. In its relation 



to the photometry of the stars ; 2. Its applicability to 

 astronomical measurements of great precision. [1886.] 

 Roy. Soc. Proc, 41, 1887, 195-212. 



Note on the application of photography to the deter- 

 mination of stellar parallax. Astr. Soc. Month. Not., 47, 

 1887, 87-89. 



Remarks on some of the present aspects of celestial 



photography. Astr. Soc. Month. Not., 47. 1887, 322-324. 



On the parallax of 61] and 61 2 Cygni, as obtained by 



the aid of photography. Astr. Soc. Month. Not., 47, 



1887, 444-446. 



On the nature of the photographic star-discs and the 



removal of a difficulty in measurements for parallax. 

 Brit. Ass. Rep., 1887, 580-581. 



Further researches on stellar parallax by the photo- 

 graphic method. [1887.] Astr. Soc. Mouth. Not., 48, 



1888, 27-29. 



Observations of stars occulted by the moon during the 



eclipse of 1888. January 28, at the University Observatory, 

 Oxford. Astr. Soc. Month. Not., 48, 1888, 275. 



Report on the capacities, in respect of light and photo- 

 graphic action, of two silver on glass mirrors of different 

 focal lengths. Roy. Soc. Proc, 44, 1888, 168-182. 



Results of recent investigations of stellar parallax 



made at the University Observatory, Oxford. [1888.] 

 Astr. Soc. Month. Not., 49, 1889, 2-4. 



On the verification of the constants employed in the 



Uranometria Nova Oxoniensis. Astr. Soc. Month. Not., 

 50, 1890, 512-514. 



A newly discovered Merope nebula. Astr. Nachr., 126, 



1891, 397-400. 

 Parallax of /S Aurigse. Astr. Nachr., 127, 1891, 201- 



208 ; Astr. Soc. Month. Not., 51, 1891, 310-311. 

 Further experience regarding the magnitude of stars 



as obtained by photography in the Oxford University 



Observatory. Astr. Soc. Month. Not., 51, 1891, 430- 



435. 

 Note sur les effets de diffraction produits par les ecrans 



places devant les objectifs photographiques et ordinaires. 



Paris, Ac. Sci. C. R., 113, 1891, 1016-1022 ; Paris, Com. 



Int. Carte Ciel Bull., 2, 1895, 73-79. 



Preliminary note on the magnitude of the new star 



in Auriga. Astr. Soc. Month. Not., 52, 1892, 366-367. 



On the intensity of the images of stars as affected by 



wire-gauze screens placed before object-glasses. Obser- 

 vatory, London, 15, 1892, 106-108. 



History of research in stellar parallax. Oxford Univ. 



Astr. Obsns., 4, 1892, 1-24. 



See also Oxford University Observatory. 



Pritchard, G[eorge] B. On the Cambrian rocks at Cur- 

 ramulka. [1891.] S. Aust. Roy. Soc. Trans., 15, 1892, 

 179-182. 



