to 
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(Continued from page 3 of Cover.) 
VOLUME 39. 
Richarps, T ; AND saruaggad -» JR. — The crack Hydrolytic Equilibrium of Dis- 
solved Seen Sulpha' 1-30. June, 1903. 
Lyman, T.—On the | Probation of Spectral Lines. pp. wae -35. A pl. guly, 1903. 10c¢.\ 
Lyman, T.— An mae tion of the False Spec ctra trom Diffraction cae es pp. 37-47. 
: ul 
Pp. 
. Woon, R. W. —The FROGS Dispersion, Absorption, and Surface Color of Nitroso-dimethyl- 
aniline. pp. 49-66. 3 pls. August, Cc. 
. GREENMAN, J. M. —New and otherwise Noteworthy Angiosperms from Mexico and Central 
America. pp. 67-120. September, 1 5c. 
Davenport, C . B. — Comparison. of sha “opercularis from three Localities of the British 
, 1903. T5e. 
: Noves, A. A., AND CooLiper Ww. ee The Electrical Conductivity of Aqueous Bolutibia.; at 
High Temperatures. —I. Description of the Apparatu ae ults with Sodium and Potas- 
sium Chloride up to 306°. pp. 161-219. November, 1 “A 
Castix, W. E. — The Laws of Heredity of Galton: a Mendel, out some Laws gyverning Race | 
Improvement by Selection. pp. 221-242. Nov r, 1903. 
AXxTER, G. P. —A Revision of the Atomic Waki aie Second paper. The Analysis of 
Ferrous Bromide. pp. 243-256. November, 1903. 20c. 
. CARLTON, F. C.— The Color Changes in the Skin of the so-called — Chameleon, Anolis 
25c 
. 
carolinensis Cuv. pp 257-276. 1 pl. December, 1903. 
J.B 
Jounston, J. R. — A Revision of the Genus Flaveria. pp. 277-292. , 1903. 20c 
Perce, B. 0. — On the ae of Arora Classes of Solenoidal or Lamellar Tretors: Symmetrical 
with Respect to an Axis, 293-304. December, 1903. 15c. 
