Johnson! 



123 



[Johnston 



Some theorems relating to groups of circles and 



spheres. Amer. Jl. Math., 14, 1892, 97-114. 



The meclianical axioms or laws of motion. N. Y. Math. 



Soc. Bull., 1, 1892, 129-139. 



On Petkks's formula for probable error. [1892.] 



N. Y. Math. Soc. Bull., 2, 1893, 57-01. 



On Gauss's method of substitution. [1893.] Ann. 



Math., 7 (1892-93), 65-69. 



A case of nou-euclidian geometry. N. Y. Math. Soc. 



Bull., -2, 1893, 158-161. 

 On the construction of the roots of a quadratic whose 



coetlicients are complex. N. Y. Math. Soc. Bull., 2, 1893, 



171. 

 Gravitation and absolute units offeree. N. Y. Math. 



Soc. Bull., 3, 1894, 197-ly9. 



Kinetic stability of central orbits. N. Y'., Amer. 



Math. Soc. Bull., 1, 1895. 193-196. 



Johnson, U'llUa Orant. Preliminary notes on five new 

 species of scale insects. Philad., Eut. News, 7, 1896, 

 150-152. 



Entomological notes from Maryland. U. S. Div. 



Ent. Bull., 6, 1896, 63-66. 



Notes on new and old scale insects. U. S. Div. Ent. 



Bull., 6, 1896, 74-78. 



Notes from Maryland on the principal injurious 



insects of the year. U. S. Div. Ent. Bull., 9, 1897, 

 80-82 ; 17, 1898, 92-94. 



Notes on some little known insects of economic im- 

 portance. U. S. Div. Eut. Bull., 9, 1897, 83-85. 



Descriptions of five new species of scale in.sects, with 



notes. [1896.] 111. Lab. Nat. Hist. Bull., 4, 1898, 380- 

 395. 



Notes on the external characters of the San Jose 



scale, cherry scale, and Putn.^m's scale. Canad. Ent., 

 30, 1898, 82-83. 



Hydrocyanic acid gas as a remedy for the San .Jose 



scale and other insects. U. S. Div. Eut. Bull., 17, 1898. 

 39-43. 



The odour of Coccidse. Canad. Ent., 31, 1899, 



87-88. 



The Emory fumigator : a new method for handling 



hydrocyanic-acid gas in orchards. U. S. Div. Ent. 

 Bull., 20, 1899, 43-45. 



Miscellaneous entomological notes. U. S. Div. Ent. 



Bull., 20, 1899, 62-68. 



The destructive pea louse, a new and important 



economic species of the genus Nectarophora. U. S. 

 Div. Ent. Bull., 20, 1899, 94-98. 



The stalk worm ; a new enemy to j'Oung tobacco. 



U. S. Div. Ent. Bull., 20, 1899, 99-102. 



The destructive green-pea louse. Canad. Ent., 32, 



1900, 56-60. 



Notes upon the destructive green pea louse (Nectaro- 

 phora destructor. Joints.) for 1900. U. S. Div. Ent. 

 Bull., 26, 1900, .55-58. 



Aphelinus fuscipenuis an important parasite upon the 



San Jose scale in Eastern United States. U. S. Div. 



Ent. Bull., 26, 1900, 73-75. 

 Notes on insects of economic importance for 1900. 



U. S. Div. Ent. Bull., 26, 1900, 80-84. 

 JohnESon, K. li. [? Jobneon, K[arl] E[iidolf], tj. v.]. Om 



mt tafosforsyrans inverkan pa dioch tri-oxider. [1888.] 



Stockh., Ak"Handl. Bihang,14 (J/(L 2). 1889, A'o. 1,13pp. 

 Ueber einige Phosphate von mehrwerthigen Metallen. 



Berlin, Chem. Ges. Ber., 22, 1889, 976-980. 

 Johnston, [John McCubbiii], & Monro, T[hom<i!<] K[irlx- 



putrick]. Case of acromegaly ; autop.sy ; round-celled 



sarcoma of pituitary body. [1898.] Glasgow Path. Clin. 



Soc. Trans., 7, 1899, 150-155. 

 Johnston, A. McArthur. An experiment iu cyanide 



poisoning. [W ith discussion.'\ [1899.] S. Africa Chem. 



Metall. Soc. Proc, 2 (1897-99), 676-683, 722-723, 737- 



738, 766-767, 785-786. 



Johnston, Charles. Race et ea.ste dans I'Inde. [Tr.] 



Anthrop. (Paris), 6, 1895, 176-181. 

 Johnston, Christoplter. For biographical notice see .Johns 



Hopkins Univ. Circ, [11 (1891-92)], 31. 

 Diagnostitial laparotomy. [ll'itU discussion.] N. Y. 



Med. JL, 43, 1886, 531-532. 



On media for mounting very perishable artificial 



crystal sections. [1887.] Johns Hopkins Univ. Circ, 

 [6] (1886-87), 79-80. 



The preparation of Diatomacene. [1872.] Minn. 



Geol. Nat. Hist. Surv. Rep., 2U, 1893, 307-316. 



Johnston, Edwin J. Esbo^o d'um ealendario da flora dos 

 arredores do Porto. Annaes 8ci. Nat., 1, 1894, 5-16, 

 85-90, 127-134, 181-186; 2, 1895, 31-34, 147-154, 209- 

 214 ; 3, 1896, 33-38, 129-136, 203-210. 



Carex Duriaii, Steudel. Annaes Sci. Nat., 1, 1894, 



158-1.59. 



Johnston, (Hiss) Etta J., & Carnelley, Thomas. Effect 

 of floor-deafening on the sanitary condition of dwelling 

 houses. Roy. Soc. Proc, 45, 1889, 346-351. 



The relation of physiological action to atomic weight. 



Nature, 41, 1890, 189-190. 



Johnston, {Surp.-Maj.) H[enry] II[alcm]. Additions to 

 the flora of Orkney, as recorded in Watson's " Topo- 

 graphical Botany," 2ud Ed. Ann. Scott. Nat. Hist., 

 1895, 173-181. 



Report on the flora of Round Island, Mauritius. 



[1894.] Edinb. Bot. Soc Trans. & Proc, 20, 1896, 

 237-264. 



Report on the flora of !le des Aigrettes, Mauritius. 



[1894.] Edinb. Bot. Soc. Trans. & Proc, 20, 1896, 

 317-331. 



Report on the flora of Les Benitiers, Mauritius. 



[1894.] Edin. Bot. Soc Trans. & Proc, 20, 1896, 

 331-335. 



- - Report on the flora of the outlying islands in Mahe- 



bourg Bay, Mauritius. [1895.] Edinb. Bot. Soc. Trans. 



& Proc. 20, 1896, 353-374. 

 Additions to the flora of Mauritius, as recorded in 



Bakeb's " Flora of Mauritius and the Seychelles. " 



[1895.] Edinb. Bot. Soc. Trans. & Proc, 20, 1896, 



391-407. 

 Johnston, (Sir) Harry U[amilton]. On the races of the 



Congo and the Portuguese colonies in Western Africa. 



[With discussion.] Anthrop. Inst. Jl., 13, 1884, 461-479. 

 The Kilima-njaro Expedition. Geogr. Soc. Proc, 7, 



1885, 137-157. 

 British interests in Eastern Equatorial Africa. More 



especially in the Kilima-njaro district and on the 



Victoria Nyanza. Scott. Geogr. Mag., 1, 1885, 145-156. 

 The Portuguese possessions in West Africa. Scott. 



Geogr. Mag., 1, 1885, 465-482. 

 General observations on the fauna of Kilima-njaro. 



Zool. Soc Proc, 1885, 214-218. 



The people of Eastern Equatorial Africa. [1885.] 



Anthrop. Inst. JL, 15, 1886, 3-15. 



A journey up the Cross River, West Africa. Geogr. 



Soc. Proc, 10, 1888, 435-438. 



The Bantu borderland in Western Africa. Geogr. 



Soc. Proc, 10. 1888, 633-637. 



The Niger delta. Geogr. Soc. Proc, 10, 1888, 749- 



763. 



Explorations in the Cameroons district of Western 



Equatorial Africa. Scott. Geogr. Mag., 4, 1888, 513- 

 536. 



Journey north of Lake Nyassa and visit to Lake 



Leopold. Geogr. Soc. Proc, 12, 1890, 225-227. 



British Central Africa. Geogr. Soc. Proc, 12, 1890, 



713-740. 



The British Central Africa Protectorate. [1894.] 



Geogr. JL, 5, 1895, 193-214. 



A journey through the Tunisian Sahara. Geogr. JL, 



11, 1898, 581-608. 



16-2 



