Heal] 



707 



[Heath 



On certain singularities of the Hessians of the cubic 



and the quartic. Ann. Math., 4 (1888), 37-46. 



The bitangential of the quintic. [1889-91.] Ann. 



Math., 5 (1889-90), 33-41 ; 6 (1891-92), 64-68. 



Heald, Fred de Forest. Contribution to the comparative 

 histology of pulvini and the resulting photeolic move- 

 ments. Bot. Gaz., 19, 1894, 477-491. 



On the toxic effect of dilute solutions of acids and 



salts upon plants. Bot. Gaz., 22, 1896, 125-153. 



Conditions for the germination of the spores of 



Bryophytes and Pteridophytes. Bot. Gaz., 26, 1898, 

 25-45. 



A study of regeneration as exhibited by mosses. Bot. 



Gaz., 26, 1898, 169-210. 

 Healy, Joseph. Eclampsia in early life. N. Y. Med. Jl., 



42, 1885, 228-229. 

 Heap, Arthur C. A new form of alternating current 



instrument. Elect. Kev., 43, 1898, 439-440. 

 Measurement of the resistance of cables. Elect. Eev., 



47, 1900, 537-539. 

 Heape, Walter. The development of the mole (Talpa 



europffia) : the ovarian ovum and segmentation of the 



ovum. Quart. Jl. Micr. Sci., 26, 1886, 157-174. 

 The development of the mole (Talpa europsea) : stages 



E. to J. [1886.] Quart. Jl. Micr. Sci., 27, 1887, 123- 



163. 



Becent proposed modifications of the Darwinian 



theory. Plymouth lost. Trans., 9, 1887, 389-391. 



Preliminary report upon the fauna and flora of 



Plymouth Sound. [1888.] U. K. Mar. Biol. Ass. Jl., 

 1887-88, 153-193. 



Preliminary note on the transplantation and growth 



of mammalian ova within a uterine foster-mother. 

 [1890.] Roy. Soc. Proc., 48, 1891, 457-458. 



The menstruation of Semnopithecus entellus. [1893.] 



Phil. Trans. (B), 185, 1895, 411-471. 



The menstruation and ovulation of Macacus rhesus, 



with observations on the changes undergone by the 

 discharged follicle. Part n. [1896.] Phil. Trans. (B), 

 188, 1897, 135-166. 



The artificial insemination of mammals and sub- 



sequent possible fertilisation or impregnation of their 



ova. Boy. Soc. Proc., 61, 1897, 52-63. 

 Further note on the transplantation and growth of 



mammalian ova within a uterine foster-mother. [1897.] 



Boy. Soc. Proc., 62, 1898, 178-183. 

 Note on the fertility of different breeds of sheep, with 



remarks on the prevalence of abortion and barrenness 



therein. [1899.] Boy. Soc. Proc., 65, 1900, 99-111. 

 The "sexual season" of mammals and the relation 



of the "pro-oestrum " to menstruation. [1900.] Quart. 



Jl. Micr. Sci., 44, 1901, 1-70. 

 Hearn, (Capt. ) S. P. Whirlwinds in the south Indian 



Ocean. Meteorol. Soc. Quart. Jl., 18, 1892, 264-265; 



Nature, 46, 1892, 294-295. 

 Hearson, [Charles E.]. Biological gas incubator. Micr. 



Soc. Jl., 1894, 511-513. 

 Biological incubator working with a petroleum lamp. 



Micr. Soc. JL, 1894, 513-514. 



Patent cool biological incubator for gelatin cultures. 



Micr. Soc. Jl., 1894, 514-516. 

 Hearson, T. A. The kinematics of machines. [1895.] 



Phil. Trans. (A), 187, 1897, 15-40. 

 Heasler. //. Bemarkable aberration of Dromius 4-notatus. 



Ent. Becord, 9, 1897, 98-99. 

 Coleoptera at Oxshott. An addition to the British 



list : Hypophlceus linearis, Linn. [Fab.]. Ent. Becord, 



10, 1898, 176-177, 256. 

 Coleoptera in the New Forest in August. Ent. 



Becord, 11, 1899, 46-47. 

 Heath, A. Colias edusa and Colias hyale. Science, 20, 



1892, 257. 

 Heath, A. J., & Morgan, C. Lloyd. On the fish-remains 



of the Lower Carboniferous rocks of the Bristol district. 



[1893.] Bristol Nat. Soc. Proc., 7, 1894, 80-92. 

 Heath, (Miss) Alice. Notes on a tract of modified 



ectoderm in Crania anomala and Lingula anatina. 



[1887.] Liverpool Biol. Soc. Proc., 2, 1888, 95-104. 

 Heath, Christopher. Lectures on certain diseases of the 



jaws. Brit. Jl. Dental Sci., 30, 1887, 551-563, 601-614, 



651-660, 701-711, 751-767, 801-816, 851-854, 902-910, 



949-959, 999-1010, 1058-1064, 1107-1118. 



On epithelioma of the jaws. [With discussion.] 



Odontol. Soc. Trans., 24, 1892, 67-77. 



Heath, D. D. Bepulsion. Nature, 30, 1884, 490. 

 Heath, E. A. Description of a new cetoniid beetle from 



East Africa. Ann. Mag. Nat. Hist., 5, 1900, 397-399, 



546. 

 Heath, E. Firmstone. Butterflies of southern Manitoba. 



Canad. Ent., 27, 1895, 310-314, 351. 



A variety of Hepialus argenteo-maculatus. Canad. 



Ent., 28, 1896, 215-216. 



Grapta interrogationis, etc. Canad. Ent., 29, 1897, 



219. 

 Manitoba butterflies. Canad. Ent., 30, 1898, 98-99 ; 



31, 1899, 95. 

 Notes on captures of Lepidoptera. Canad. Ent., 32, 



1900, 93-96. 

 Heath, E[dwin] R. *The exploration of the Biver Beni. 



Amer. Geogr. Soc. Jl., 14 (1882), 117-165. 

 Heath, George L. The estimation of sulphur in refined 



copper. Amer. Chem. Soc. Jl., 17, 1895, 814-822. 



Improvements in the colorimetric test for copper. 



Amer. Chem. Soc. Jl., 19, 1897, 24-31. 

 . A new calibrated weighing flask. Amer. Chem. Soc. 



Jl., 19, 1897, 19-i. 

 The electrolytic assay as applied to refined copper. 



[With discussion.] [1897-98.] Amer. Inst. Min. Engin. 



Trans., 27, 1898, 390-400, 962-977; 28, 1899, 856-858. 

 A short study of methods for the estimation of 



sulphur in coal. Amer. Chem. Soc. Jl., 20, 1898, 630- 



637. 

 Heath, H. LI., & Marshall, C[harles] R[obertihaw]. See 



Marshall & Heath. 

 Heath, Harold. External features of young Cryptochiton. 



Philad. Ac. Nat. Sci. Proc., 1897, 299-302. 

 The development of Ischnochiton. Zool. Jbiich. 



(Anat.), 12, 1899, 567-656. 

 Heath, R[obert] S[amuel]. On the dynamics of a rigid 



body in elliptic space. [1884.] Phil. Trans., 175, 1885, 



281-324. 

 On complexes and congruencies of the first order. 



[1885.] Birmingham, Phil. Soc. Proc., 4 (1883-85), 334- 



354. 

 Heath, T[homas] L[ittle]. On an allusion in ARISTOTLE 



to a construction for parallels. Ztschr. Math. Phys., 44, 



1899 (Suppl.), 153-160. 



Heath, Thomas. A brilliant meteor. Nature, 45, 1892, 295. 

 The bitilar pendulum at the Boyal Observatory, 



Edinburgh. Nature, 52 (1895), 223. 

 Earth tremors at Edinburgh between August 25 and 



September 6. [1896.] Nature, 55 (1896-97), 4-5. 

 Note on the Calcutta earthquake (June 12, 1897), as 



recorded by the bifilar pendulum at the Edinburgh Boyal 



Observatory. Edinb. Boy. Soc. Proc., 21, 1897, 481- 



488. 

 Two unfelt earthquakes. [1897.] Nature, 55 



(1896-97), 439-440. 

 An Edinburgh record of the Indian earthquake. Nature, 



56 (1897), 174. 

 Solar eclipses. Scott. Geogr. Mag., 13, 1897, 645- 



652. 

 Notes descriptive of some of the astronomical and 



physical instruments of the Boyal Observatory, Edin- 

 burgh. [1896.] Scott. Soc. Arts Trans., 14, 1898, 209- 



224. 



89-^2 



