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BOTANICAL BOOKS AT AUCTION.

of his father, the late George L. Harrison, Among the botanical books in the library LL. D. Mr. Harrison stipulates that the of William B. Rudkin sold at auction in

fund shall be known as “The George L. New York by Bangs & Co. were the fol

Harrison Foundation for the Encouragelowing: H. Baillon's Natural History of ment of Liberal Studies and the AdvancePlants,' 7 vols., Svo, brought $15.87; Ben- ment of Knowledge. The principal of tham and Hooker, Genera Plantarum,' this fund must be retained intact, the inLondon, 1862–83, $17.25; Bentley and Tri- come alone to be used for the purposes of men, Medicinal Plants,' 306 colored plates, foundation. The following suggestions as London, 1880, $34; Botanical Gazette, 13 to the use of the fund were made by the vols., Madison, Wis., v. b., $19.50; Charles

donor: 1 The establishment of scholarDarwin's Works, a rare set’ of 15 vols., ships and fellowships intended solely for 8vo, uniform green morocco, full gilt, $11.25;

men of exceptional ability. 2 The increasD. C. Eaton, Ferns of North America,' ing the library of the University, particularly colored plates by Emerton and Faxon, by the acquisition of works of permanent Salem, 1879, $27; Elwes, J. H., Genus

use and of lasting reference, to and by the Lilium,' grand 4to, London, 1880, $12.50;

scholar. 3 The temporary relief from Emerson, Trees of Massachusetts,' 1878, routine work of professors of ability, in $8.50; John Gerarde, “The Herball,' en

order that they may devote themselves to larged by Thomas Johnson, London, 1636, special work. 4 The securing men of dis$14.75; Goodale,“ Wild-flowers of America,' tinction to lecture and, for a term, to reside Boston, 1882, $8.25; Lesquereux, “Coal

at the University. Flora of Pennsylvania,' Harrisburg, 1880,

ACCORDING to an announcement from $10; J. C. Loudon, Arboretum Britan- Macmillan & Co., the University Press of nicum,' London, 1854, 517; M. T. Masters, Columbia College will issue an Atlas of FerVegetable Teratology, London, 1869,

tilization and Karyokinesis, by Professor Ed$8.25; Michaux and Nuttall,‘N. A. Sylva,'

mund B. Wilson, with the coöperation of 277 colored engravings, 5 v., 8vo, embossed

Dr. Edward Leaming. The work will conmorocco, Philada., 1871, $51.25; Parkinson, tain forty figures, photographed from nature * Theatrum Botanicum,' 4to, panelled calf, by Dr. Leaming from the preparations of London, 1640, $16.40; Ch. Pickering, ‘Chro

Professor Wilson at an enlargement of one nological History of Plants, Boston, 1879,

thousand diameters, and reproduced, with$6; Powell, ' A Compleat History of Druggs,'

out retouching or other alterations, by the London, 1725, $5.50; Seeman, Berthold, gelatine process by Bierstadt, of New York. * Plants of the Fiji Islands,' 100 fine colored The photographs are very perfect and conplates, London, 1865–73, $20.50 ; Sowerby,

vey a good idea of the actual object. They · English Botany, colored figures by illustrate nearly every important step in Sowerby, Fitch and others, 12 vols., Svo,

fertilization, from the first entrance of the $63; Torrey Botanical Club, various Bul- spermatozoön onwards to the clearageletins, etc., 17 vols., 826.35.

stages, and not only present a very clear picture of the more familiar outlines of the

subject, but embody many original discorAt the monthly meeting of the trustees eries as well. They are accompanied by an of the University of Pennsylvania the acting explanatory text, comprising a general eleprovost, Charles C. Harrison, made a dona- mentary introduction, a critical description tion of $500,000 to the University, in honor of the plates and a large number of text-cuts.

GENERAL.

The death is announced of Theodor Bror- DR. ADOLF Elsass, Professor of Physics sen, at the age of seventy-six. He dis- in the University of Marburg, died on May covered at Kiel, on February 26, 1846, the 12th, at the age of forty years. small comet called by his name, which was THE June issue of the Amherst Literary found to have a period of about 5 years, Monthly will be a special memorial number and was observed at returns in 1857, 1868, devoted to President Seelye. 1873 and 1879, but has not since been seen,

The Royal Natural History, edited by though a conjecture has been thrown out

Richard Lydekker (reviewed in SCIENCE, that it had some connexion with one dis

April 5, p. 387) is being published in covered by Mr. Denning last year. Brorsen

America by Frederick Warne & Co. It discovered another comet in 1846, a third

will be issued in thirty-six fortnightly numin 1847, and two more in 1851.

bers and will be completed at the same time DR. HUGH FRANCIS CLARKE CLEGHORN as the English edition. died at Strabithie, in Fife, Scotland, on May Dr. D. K. PEARSON has offered $50,000 19th. He was appointed Professor of Botany to Mount Holyoke College if an additional in Madras University in 1852, and was an $150,000 can be raised. It is said that Dr. authority on Indian botany and arboricul- Pearson has already given $2,000,000 to ture. While in Madras he organized a various colleges. forest department, having for its object the

HAROLD WHITING, Professor of Physics preservation of tree life, and established an

in the University of California, was among admirable system of management. Dr.

those lost in the submergence of the steamCleghorn returned to Scotland in 1869, fill

ship Colima. ing temporarily the chair of Botany in

At the May meeting of the Victoria InGlasgow University. He was also president stitute, London, the subject of Early Man' of the Royal Arboricultural Society and an active member of the Edinburgh Botanical

was considered. In dealing with it the evi

dence for the existence of a 'missing link' Society.

was first examined, the subject being introAt the commencement exercises of Stan

duced in a paper by Professor E. Hull, late ford University, President Jordan stated Director-General of the Geological Survey that Mrs. Stanford had been spending $1,000 of Ireland. In dealing with it he reviewed a day of her private fortune to maintain all the known instances of so-called 'missthe University. In case Mrs. Stanford's ing links,' including that discovered by Dr. fortune should be exhausted before the de

Dubois in Java, and concluded that none cision of the Courts in regard to the Stan- could be regarded as in fact a missing ford estate had been reached, it would be link.' After this the question of the earlinecessary to close the University.

est man was discussed in a paper by Sir John Paul Paulison died at Tenafly, William Dawson, in which he described the New Jersey, on May 30th. Mr. Paulison physical character and affinities of the was interested in astronomy and owned a Gaunches, an extinct race in the Canary private observatory.

Islands. PROFESSOR J. J. STEVENSON, of the Uni- MR. W. W. Rockhill, Assistant Secreversity of the City of New York, will spend tary of State, who has been appointed by the summer in the coal fields of Arkansas, the State Department a delegate to the InIndian Territory and Texas, with incidental ternational Geographical Congress, meeting studies in New Mexico and Colorado. in London this summer, will join with a

mann

delegation from the National Geographic these gold fields, based upon field work of Society in an effort to persuade the Con

the last season,

which will appear in the gress to hold its next meeting in Wash- Sixteenth Annual Report of the Director of ington.

the U.S. Geological Survey, and will be isTHE death is announced of Dr. Franz sued in separate form very soon. Neumann, the oldest active teacher in The geographical position, history and Germany. In 1826 he was called to the statistics of the known deposits were first Professorship of Physics and Mineralogy in given, followed by a discussion of the rock the University of Königsberg, and for

formations and the structural features of sixty-nine years has been teaching and

the regions in which the deposits occur. working in the same institution. Dr. Neu- The gold-bearing veins and impregnations was the first man in Germany to

were then described, and a long list of the teach Mathematical Physics.

observed gangue minerals was given, with

comments upon their significance. The It is stated that Professor E. E. Barnard and Professor Burnham have accepted posi- secondary, or placer deposits, were also con

sidered. tions in the Yerkes Observatory, Chicago.

C. WILLARD HAYES. Notes on the PRINCIPAL PETERSON, who has accepted Geology of the Cartersville Sheet, Georgia.' the Principalship of McGill University, in The region covered by the Cartersville succession to Sir William Dawson, gradu- sheet is in northwest Georgia, its northern ated at Edinburgh University in 1875, and and western borders being about thirty afterwards gained an open scholarship at

miles respectively from the Tennessee and Corpus Christi College, Oxford. For two

Alabama lines. Its topography is domiand a half years he acted as assistant to the nated by two peneplains, the older preProfessor of Humanity in Edinburgh Uni- served by the harder metamorphic and versity. On the inauguration of University crystalline rocks on the eastern side of the College, Dundee, in 1882, Mr. Peterson was sheet, and the younger developed on comunanimously appointed Principal and Pro- paratively soft limestones and shales. The fessor of Classics and Ancient History. older peneplain shows a decided southward MAJOR WILLIAM A. SHEPARD, for twenty

inclination from an altitude of 1,400 feet at five years Professor of Chemistry in Ran- the north edge of the sheet to 1,000 at the dolph Macon College, died in Ashland, Va., south edge. Above the peneplain rise a on June 3d.

few monadnocks from 800 to 1,000 feet, A STATUE of the late Professor Billroth

while the larger streams have cut their

channels several hundred feet deep within was unveiled in the Hospital Rudolfinerhaus

it. The lower peneplain has an altitude of on April 25th.

between 800 and 900 feet, and a slight in

clination toward the west. The two plains SOCIETIES AND ACADEMES.

probably coincide a short distance east of GEOLOGICAL SOCIETY OF WASHINGTON. this region, in the vicinity of Atlanta. The following are abstracts of the com- Two distinct groups of rocks are found munications presented at the thirty-fourth in this sheet, separated by a profound fault. meeting, May 8, 1895 :

The rocks west of the fault are unaltered G. F. BECKER. “Gold Fields of the Cambrian and Silurian, while those to the Southern Appalachians.' This communica- east are crystalline and metamorphic, probtion presented a summary of a report upon ably Archean and Algonkian. The most striking structural feature on the sheet is other as parts of one formation. As this the Cartersville fault by which the meta- formation overlaps various older beds to the morphic rocks are superposed upon the granite, the discovery of Eocene fossils by unaltered Paleozoics. In the northern Tuomey at the base of certain hills may be portion of the sheet the fault plane dips understood. eastward at a low angle, in general less The red and white sands are associated than 15°, the Cambrian limestone and shale with shales and clays, and Professor Ward passing under the black Algonkian slate believed that they were to be considered as and conglomerate which lie in open folds a northeastern extension of the 'Red loam' to the eastward.

(Lafayette) formation of the Gulf States. In the vicinity of Cartersville the fault

WHITMAN Cross, plane dips eastward much more steeply,

Secretary. probably not less than 75°. A short distance east of this portion of the fault is a

NEW YORK ACADEMY OF SCIENCES. large mass of granite, probably Archean, The section of geology met on May 20, to which the change in the character of and listened to the following papers : the fault is doubtless due. While to the J. F. Kemp, The Iron-ore Bodies at north and south of this granite mass the Mineville, Essex County, N. Y.' The sedimentary rocks were readily moved upon history of iron mining in this district was their bedding planes, so that they trans- briefly outlined by the speaker, and the gressed a long distance upon the Paleozoics, early development of the enormous orethe absence of planes in the granite retarded bodies at Mineville was sketched. Their movement at this point, causing a deep re- geological relations were then shown by entrant angle in the course of the fault. A means of a series of sections, about twentyfurther effect of the anchoring of the strata five in number, which had been prepared by this granite mass is seen in the abnormal by the engineer of the companies operating strikes at its northern end. The sedimen- the mines, Mr. S. B. McKee, assisted by the tary rocks have been carried past it toward speaker. These sections had been drawn the west, so that for a distance of fifteen under the guidance of Prof. Kemp on panes miles they strike northwest, at right angles of thin crystal plate glass about one-eighth to the normal axes of this region.

inch in thickness and 21x33 inches. The ALFRED H. BROOKS. “Notes on the Crys- glass is of such transparency that the talline Rocks of the Cartersville Sheet, entire series of sections came out very Georgia.' In this paper Mr. Brooks gave clearly and showed the relations of the petrographical descriptions of the granites, ore-bodies with great vividness. The scale diorite, gabbro and hornblende schist of the was one inch to the hundred feet, making Cartersville district.

thus twenty-five vertical sections, one hunLESTER F. WARD. «The Red Hills and dred feet apart and extending nearly half a Sand Hills of South Carolina. The speaker mile. It was at once apparent that Miller considered these well known topographic Pit, Old Bed, “21,' the Bonanza and the features of a broad band crossing South Joker ore-bodies were all really parts of Carolina, concerning which various opinions one enormous mass which lies on a pitching have been held, to be remnants of the Lafay- anticline. Miller Pit and Old Bed are ette formation. He described localities faulted from each other and from 21.' A where the red and white sands were ob- trap dike intersects Miller Pit. In the field served to grade into, or alternate with, each the relations are very confusing, and it can not be stated that the model clears them densers. The capacity of such condensers all up, but it shows the broader features is dependent upon the impressed E. M. F.as admirably and will be later described in well as upon the surface and character of greater fullness.

the electrodes. By a method quite analThe speaker gave some further details of ogous to the ballistic method of testing the geological relations of the ore and the iron the authors have shown the presence character of the rocks as shown by drill of a very considerable hysteresis in the recores. The presence of intruded sheets of lation between potential and charge. The gabbro in the gneisses was especially em- curves showing this relation present in fact phasized, and in particular their existence a striking resemblance to the ordinary hysas proved by the cores, immediately be- teresis loop. Considerable difficulty was neath some thin beds or veins of ore. The met with in reducing the electrodes to an paper was further illustrated by a large unpolarized condition, even with new speciseries of lantern slides of the mines.

mens of platinum. Here also an applicaThe second paper, by G. van Ingen, on tion of magnetic methods was found useful, • The significance of the recent studies of the cells being conveniently depolarized by Mr. G. F. Matthew on Cambrian Faunas as reversals. The paper contains also an inpublished by the Academy,' covered prac- vestigation of the effect of temperature and tically the same ground as did Mr. Mat- concentration upon the capacity. In spite thew's abstract printed in SCIENCE April 26, of the large capacity of electrolytic conp. 452. Mr. van Ingen added many ad- densers, the authors are of the opinion that ditional particulars based on his field ex- the high temperature coefficient and low perience in collecting the fossils, and also efficiency of such cells are prohibitive to exhibited comparative sections of the Cam- practical usage. brian in both Europe and America. The third paper, by W. D. Matthew,

Thermal Conductivity of Copper, I. By R. • The Effusive and Dike Rocks, near St.

W. QUICK, C. D. CHILD and B. S. LANJohn, N. B.,' was postponed on account of the lateness of the hour. It appears, how

In this article is begun the description of ever, in full in the Transactions of the observations made to determine the thermal Academy, and adds much to our knowledge conductivity of a bar of copper intended for of the Pre-Cambrian volcanic rocks of New use as a standard of length. The method Brunswick.

J. F. KEMP,

used was that of Forbes. The measureRecording Secretary.

ment of the temperature at different points

of the bar was made by a method different SCIENTIFIC JOURNALS.

from that usually employed, and depended

upon the variation in the resistance of a Vol. II., No. 6. May-June, 1895.

coil of fine copper wire, which could be The Capacity of Electrolytic Condensers: By shifted from point to point throughout the

SAMUEL SHELDON, H. W. LEITCH and A. length of the bar. Results were obtained N. SHAW.

for the conductivity through a range of This paper contains a description of temperatures extending from 74° to 167°, experiments performed upon two types the extreme values being 0.914 at the lower of Platinum-HSO4 cells, which, when of these two temperatures and 1.024 at the charged to potentials less than the E. M. F. higher. Observations at temperatures of polarization, are found to act as con- below 0° will appear in a subsequent article.

PHEAR.

THE PİYSICAL REVIEW.

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