Pep 
VOLUME 40. 
Rosson, B. L., and Greenman, J. M. —(I ee, of the Genus Sabazia; (II.) Revision 
of the Mexican and Central American 8 of Trixis, and (III.) of Hieracium; (IV.) 
Fernaup, M. L. — Synopsis of the Mexican a Central American Species of Alnus ; (V.) 
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tophytes ; (VI.) oe M. L. — Some new Species of Mexican and Nicaraguan Dicotyle- 
New General Theory of Errors. pp. 165-202. 
60c. 
n, G. M. —The 2 wa Sie oe Coat nay in Mice. pp. 59-163. Pra 1904. $1.25. 
ee wi August, 1904. 45c. 
BLAKESLEE, ‘ i Sexual Reproduction m3 the Mucorineae, pp. 203-319. 4pls. August, 1904, 
$1.45. 
56. Mangry, ©. i — On the Composition of Petroleum. — (1.) C. F. Mapgry and O. R. Pata. — The 
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= 
eS 8 F 8 
Hyd 8 in Ohio Trenton Limestone Nace, ‘ te ) The Hydrocarbons in Canadian 
Saari with high Boiling Points ; ee Hydrocarbons in Santa Barbara Crude Oil; 
(iv.) 0. F. eT and O. J. SrePuei. ration of Solid Paraffine Hydrocarbons from 
Petroleum without Evaporation; (V.) sy Solid Paraffine Hydrocarbons that collect in Oil 
Wells in A (VI.) Composition of Commercial Paraffine ; (VII.) Composition of 
Commercial Vaseline, Cosmoline, and Similar Products. pp. 321-362. September, 1904. 
Sonn 
p, R. W. — A Quantitative Determination of the Anomalous Dispersion ee Sodium Vapor 
te the Visible and Ultra-Violet Regions. pp. 363-396. September, 1904. 
pwin, H. M., and Haskew, R. Pa bayer Conductivity of ‘ers Dilute is sedisiasls 
and Nitric Acid Solutions. pp. 397-415. September, 1904. 
. P.—A Revisien of the cae Weight of Iodine. pp. 417-436. October, 1904. 
Saunpers, F. A.—Some Additions to the Arc Spectra of the Alkali Metals. pp. 437-453. 
October, 1904. 25c. 
Panxer, G. H., and Strarratt, 8. A. — The Effect of Heat on the Color Changes in the Bkin 
of pas sanilliansiile Cuv. pp. 455-466. November, 1904. 
Bécurr, M. — A Problem in Statics and its Relation to Certain Algebraic Invariants. pp. 467- 
. December, 1904. 25e. 
Ranvoirs, C. B. — The Mandragora of the Ancients in Folk-lore and Medicine. pp. 485-537. 
January, 1905, 70c. 
Epwarps, H.— A Manometer Device for Air Thermometers. pp. aescdnti January, 1905. 
15c. 
Epwarps, H.— Notes on Resistance Measurements in Platinum Thermometry. pp. 547-665. 
January, 1905. 15e. 
Bisetow, H. B. — ao aps Deposits of the Bermuda Banks. ‘pp. 557-592. 4 maps. 
Woop, R. W. — The Lac f approximately Monochromatic Interference Fringes 
by a Highly Dispersive Medium, Oe er ee Path-differ- 
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- pp. 'e! 905. 
Ricaarps, T. W.— A Revision of the Poca Weight of ange 9 Second Paper. — The 
Analysis of Strontic Chloride. pp. 601-607. oe sia 
Hosa, J. L. — Viscosity of Air. pp. April, 1905. 
Davi, HE 3 A PQ Paws tr Themolyuane Ops Anse pp. 627-655. 3 charts. 
April, 1905. 
Ricuarps, T. W., Wand Lawn AB. — New aetods of Sheet tee Ne 
of Liquids. pp. 657-680. April, 1905. 30c. 
naman i ata tae ace as Ekeaiied nace: ant Chale, Venezuela. pp. 681- 
B. 0. —On On the Properties of Magnets made of Hardened Cast Iron. pp. 699-715. 
Lewis, G. N. == Aunigaiatjtle Decempesiiion ol Silver Oxide. pp. 717-733. May, 1905. 2c. 
Records of Meetings; Biographical Notices ; Officers and Committees; List of Fellows and 
Foreign Honorary Members ; Statutes and Standing Votes, etc. 60c. 
(Continued on page 2 of Cover.) 
