101 



III. Ser. Vol.V, Nr. 26— 20, Feb.— May 1873. 



— New Haven 1873. 8<*. 



G. F. Barker: On tbe spectrum of the aurora 

 of Oct. 14ti'187L'. — J. D. Daua: On the quartzite, 

 limestone and assoc. rooks of the vicin. of Great 

 Barrinj^ton. — On the glacial and chaniplain eras 

 in New England. — Öu the origin of niountains. 



— J.W. Draper: Researches in aetino-chemistry. 



— A. E. Verrill: Results of reoent dredging exped. 

 on the coast of New England. — J. Lawrence 

 Smith: A descript. of the Victoria meteoric iron, 

 with notes on Chladnite orEustatite. — W. Gibbs : 

 Analyt. notiees. — O. C. Marsh: On the gigantic 

 füss. mamm. of the order Dinocerata. ('2 pl.) — 

 Notice of uew tert. mamm. — .\dditional Observat. 

 on the Dinocerata. — A. M. Mayer: On 

 the e.xperim. determin. of the relative intensities 

 of Sounds etc. — On the effects of magnetiz. in 

 changing the dimens. of iron, steel and bismuth 

 bars." — On a simple device for projecting on a 

 sereen the deflections of the needles of a Galvano- 

 meter. — P. Denza: Meteoric shower of Nov. 

 27 — 28, 1872. as observed at the observatory of 

 Montcaheri, Italy. — T. C. Menden hall : Ex- 

 periments for the determin. of the height to which 

 iiqiiids mav be heaped above the edge of a vessel. 



— 0. N. Rood: Observations od the duration and 

 multiple character of flashes of hghtning. — J. 

 R c m s e n ; Investigations on parasulphobenzoic acid. 



— W. A. Norton: On dynamical theories of heat. 



— S. W. Ford: On sorae new spec. of foss. fr. 

 the primord. or Potsdam group of Rensselaer county, 

 N. Y. — C. Peters: Discov. of a new planet. — 

 El. Loomis: Comparison of the mean daily ränge 

 of the niagnet. declin. and the number of auroras 

 observed each year. (2 pl.) — C. Rockwood: 

 Notiees of recent earthquakes. — T. Sterry Hunt: 

 On some points in dynam. geol. — R. D. Irving: 

 Note on the age of the metamorph, rocks of Port- 

 land, Dodge county. Wisc. — A. Chase: On the 

 Oregon borate of lime (Crj-ptomorphiteV) — W.D. 

 Moore; On footprints in the carbonif. rocks of 

 Western Penusylv. - J. Le Conte: On some of 

 the ancient glaciers of the Sierras. (1 map.) — 

 Wm. Ferrei: Meteorol. effects upon the heights 

 of tbe tides. — H. W. AVilcy: On an automatic 

 filtermg apparatus. — J. Gibson: The salt depo- 

 sits of Western Outario. — Ch. S. Hastings: 

 Comparison of the spectra of the Limb and of the 

 centre of the Sun, made at the Sheffield scient. 

 school. — J. Trovrbridge: luduced currents and 

 derived circuits. — F. Bigelow: Ona niethod 

 of measuring induced currents. — N. Ho dg es: 

 On methods of determ. the resist. of a battery, 

 deduced from Poggeudorfl's mode of measur. electro- 

 mot. forces. — Scientific Intelligence. 



American Association for the Advancement 

 of Science. Proceed. XX"' meet., held at In- 

 dianopolis, Ind., Aug. 1871. — Cambridge 

 1872. kl. 4". 



J. E. Hilgard: An application of an expo- 

 uential ftmction. — On the use of the zenith te- 

 lescope for observations of time. — J. Ficklin: 



To find a gen. fornnüa for the length of curves of 

 pursuit. — E. B. PJlliott: On the rates of interest 

 realized to Investors in the securities of the U. S. 



— The law of electric currents. — J. N. Stock- 

 well: An inquiry concern. the phys. relation betw. 

 the masses and mean distances of the diff. planets. 



G. W. Dean: Longitude determ. across the 



continent. — J. Ennis: The four great eras of 

 modern astron. — The meteors, and their long- 

 enduring trails. — J. D. Warner: A discussion 

 on perturbation of forces. — J. A. Hill: On some 

 improveraents in the reflecting telescope. — C. G. 

 Rockwood: The daily raotion of a brick tower, 

 caused by solar heat. — S. Peckham: Evapo- 

 rating uiches. — H. F. Walliug: The ehem. 

 equiv. of ether. — J. Lawrence Smith: Phos- 

 phates of soda and potash. — A regulator to 

 maintain a const. level in the water -baths of a 

 laborat. — A convenient form of specific gravity 

 flask. — On bending glass tubes for fitting appa- 

 ratus. — A simple', clean. and convenient little 

 stand for small filtrations. — The precise geo- 

 gra]ih. posit. of the large masses of meteoric iron 

 in N. Mexico, with the descript. of a^ new mass, 

 the San - Gregorio meteorite. — J. R. Rogers: 

 Steam-boiler waters and mcrustatious. — Rieh. 

 Owen: Contribut. to physiogr. and dynam. geol., 

 iuvolving the discuss. of terrestr. magnetism. - 

 J. Tiugley: Account of a dust-storm of Dec.24h 

 1S7(I, in Clinton county, Ind. — Ch. Whittlesey : 

 The eartbquake of Oct. 1 P70. Its rate of progress. 



— The great moimd on tbe Etowah river. Georgia. 



— Ancient rock inseriptions in Ohio. — E. W. 

 Hilgard: On the geol, bist, of the gulf of Mexico. 



— E.T. Cox: Western coal measures and Indiana 

 coal. — E. A. Smith: Remarks on the geol. of 

 theMississ. bottoni. — G. C. Swallow: Remarks on 

 the geol. section and map of the rocks of Missouri. 



— L. S. Burbank: On Eozoiin canad. in the 

 crystaÜ. limestones of Mass. — J. Perry: On the 

 „Eozüön" limestone of eastern Mass. — E. S. 

 Morse: On the carpal and tarsal bones of birds. 



— Elliott Coues: On the mechanism of flex. 

 and extens. in birds' wings. — Dr. Gill: On the 

 characteristics of the primary groiips of the cla.^s 

 of mammals. — E. D. Cope: Observations on the 

 System, relations of the fishes. — On the extinct 

 tortoises of the Cretac. of N. Jersey. — Th. C. 

 Hilgard: Numeric relations of tbe vertebr. syst. 



— the freshwater algae as the spawns of mosses. 



— The organic indentity of tbe albumen and en- 

 doplcura of aU the Phanerog. — W. Beal: Ine- 

 quilat. leaves. — Th. Meehan: Tbe Monocoty- 

 ledon. the univers. type of seeds. — H. W. Ra- 

 venel: On the seemingly one-ranked leaves of 

 Baptisia perfol. — On the relation of the tendril 

 to tbe pbyllota.xis in eertain Cucurbitae, plants. — 

 Ch. C. Barry: On a form of the Boomeraug in 

 use ainong the Mogiü-Pueblo Indians of X. America. 



— E. R.'Taylor: Improvements upon Eggertz'.s 

 method for d'eterm. conibüied carbon in steel. — 

 E. Read: Ancieut dentistry. — Executive 

 Proceedings. 



K^l. Akad. d.Wissensch. zu Berlin. Ab- 

 handl. a. d. J. 1872. — Berlin 1873. 40. 



