this substance, but he could not literary pleasures; and his phidiscover more than 100 out of losophical works are written in a 1265 manuscripts, which present- perspicuous and popular style, by ed any probability of success. which means he has contributed

Sir Humphry returned to Eng- more to the diffusion of scientific land in 1820, and in the same knowledge than any other writer year sir Joseph Banks, President of his time. His three principal of the Royal Society, died. Seve- works are “ Chemical and Phiral discussions took place respect- losophical Researches,".“ Eleing a proper successor. Amongstments of Chemical Philosophy, " the philosophers whose labours and " Elements of Agricultural had enriched the Transactions of Chemistry," and the two last are the Royal Society, two were most excellently adapted for elementary generally adverted to, sir Hum- study. His numerous pamphlets phry Davy and Dr. Wollaston; but and contributions to the TransacDr. Wollaston, who had received tions of the Royal Society have from the council of the Society the the same rare merit of conveying unanimous compliment of being experimental knowledge in the placed in the chair till the election most attractive form, and thus by the body in November, declined reducing abstract theory to the any competition with his friend practice and purposes of life and sir Humphry Davy. Sir Humphry society. The results of his inretained his seat as President till vestigations and experiments were the year 1827, when, in conse- not, therefore, pent up in the quence of procrastinated ill health, laboratory or lecture-room where he was induced, by medical advice, they were made, but by this valuto retire to the Continent. He able mode of communication, they accordingly resigned his seat as have realised, what ought to be President of the Royal Society, the highest aim of science, the the chair being filled, pro temp. improvement of the condition and by Davies Gilbert, Esq. who at comforts of every class of his the anniversary meeting, Nov. 30, fellow-creatures. 1827, was unanimously elected Sir Humphry spent nearly the President.

whole of the summer of 1828 in During his retirement on the fowling and fishing in the neighContinent, sir Humphry continu- bourhood of Laybach; and it has ed to communicate the results of been related by a gentleman who his labours to the Royal Society; accompanied him on a shooting and at the anniversary meeting of excursion, that the relative weight the year 1827, one of the royal of the various parts of each bird, medals was awarded to him for the quantity of digested and unhis discoveries developing the re- digested food, &c. were carefully lation between electricity and noted down by the observant nachemistry.

turalist. It is believed that he Sir Humphry Davy was, in was preparing for a large work on every respect, an accomplished natural history. In the same year scholar, and was well acquainted he published “ Salmonia, or Days with foreign languages. He al- of Fly fishing." ways retained a strong taste for The great philosopher closed his mortal career at Geneva. He remains to the burying-ground, had arrived in that city only the where the English service was day before, namely, Friday, the performed by the rev.John Magers, 29th of May, 1829; having per- of Queen's College, and the rev. formed his journey from Rome by Mr. Burgess. The members of easy stages, without feeling any the academy took their place in particular inconvenience, and the funeral procession; and the without

any circumstances which invitations to the Syndicate, and denoted so near an approach to to the learned bodies who acthe payment of the last debt of companied it, were made by that nature. During the night, how- body. ever, he was attacked with apo- The procession which followed plexy; and he expired at three the corporate bodies, and the o'clock on the morning of the countrymen of the deceased, was 30th. Sir Humphry had been for joined by many of the most emisome months a resident at Rome, nent manufacturers of the city, where he had had a serious and and a large body of mechanics, alarming attack of a paralytic who were anxious to pay this trinature, but from which he was bute of regard and of gratitude for apparently, though slowly, re- one whom they deservedly looked covering ; although his most san- upon as a great benefactor to the guine friends hardly ventured to arts, and promoter of the sciences, hope that his valuable life would by the application of which they be much longer preserved. Lady carned their livelihood. Davy had joined him in Rome, Sir Humphry having died withon hearing of his alarming state, out issue, his baronetcy has beas had also his brother, Dr. John come extinct. The « allusive" Davy, physician to the forces in arms assigned to him by the Malta.

heralds, are, sable, a chevron enThe event was vo sooner known grailed erminois between two anthan his widow received the con- nulets in chief or, and in base a dolences and affectionate offers flame proper, encompassed by a of services of the most distin- chain sable, issuant from a civic guished individuals of Geneva; wreath or. Crest: out of a civic amongst whom were M. A. de wreath or, an elephant's head Candolle the eminent botanist, sable, ear or, tusks argent, the and M. Sismondi the historian; proboscis attached by a line to a both equally beloved for their ducal coronet around the neck amiable character, and illustrious or. Motto, Igne constricto vita throughout Europe for their works. secura. M. de Candolle took charge of The following is a list of the all the details of the interment;' works of which sir Humphry and the government of the canton, Davy was the author :the academy of Geneva, ihe con

Chemical and Philosophical Resistory of the Genevan church, scarches, chiefly concerning Nitrous and the Societies of Arts, and of Oxide and its respiration. 1800, 8vo. Natural Philosophy and History,

-A Syllabus of a Course of Lectures on together with nearly all the Eng- 1802, 8vo.-A Discourse, introductory

Chemistry at the Royal Institution. lish residents, accompanied the to a 'Course of Lectures on Chemistry.

1802, 8vo. · Electro - Chemical Re- Nature of certain Bodies ; being an searches on the Decomposition of the Appendix to the Bakerian Lecture for Earths; with Observations on the 1808.- The Bakerian Lecture for 1809, Metals obtained from the Alkaline on some new Electro-Chemical ReEarths, and an Amalgam procured from searches, on various Objects, particuAmmonia.--Lecture on a Plan for im- larly the Metallic Bodies from the proving the Royal Institution, and mak- Alkalies and the Earths, and on some ing‘it permanent. 1810,800.- Elements Combinations of Hydrogen. 1810.--of Chemical Philosophy. 1812, 8vo.- Researches on the Oxymuriatic Acid, Elements of Agricultural Chemistry, in its Nature and Combinations, and on the a Course of Lectures before the Board Elements of the Muriatic Acid, with of Agriculture. 1813, 4to. and 8vo.- some Experiments on Sulphur and Practical Hints on the Application of Phosphorus, made in the Laboratory of Wire Gauze to Lamps, for preventing the Royal' Institution. 1810..

The Explosions in Coal Mines. *1816, 8vo. Bakerian Lecture, on some of the ComAir, without Flame. 1817.--On the vations on the Application of Electrical Fallacy of the Experiments in which Combinations to the Preservation of the Water is said to have been formed by Copper Sheathing of Ships.-The Bathe Decomposition of Chlorine. 1818. kerian Lecture on the Relations of New Experiments on some of the Com- Electrical and Chemical Changes. 1826. binations of Phosphorus, 1818.--Obser- -On the Phenomenon of Volcanos. vations on the Formation of Mists in 1828.—An Account of some Experi. particular Situations. 1819.-On the ments on the Torpedo. Magnetic Phenomena produced by Electricity.–Observations and Experi

-Six Discourses delivered before the binations of Oxymuriatic Gas and OxyRoyal Society, at their Anniversary gen, and on the Chemical Relations of Meetings, on the Award of the Royal these Principles to inflammable Bodies, and Copley Medals ; preceded by an 1811. Also another paper in the same Address to the Society, delivered in volume in continuation of the subject.-1800, on the Progress and Prospects of On some Combinations of Phosphorus Science. 4to.

and Sulphur, and on some other Sub

jects of Chemical Inquiry. 1812.-Two The following chronological jects of Chemical series will show the number and 1813.-Some Experiments and Obser

papers on a new Detonating Compound. value of the articles contributed vations on the Substances produced in by sir Humphry to the Philoso- different Chemical Processes on Fluor phical Transactions :

Spar. 1813.-An Account of some new

Experiments on the Fluoric Compounds; Account of some Galvanic Combina- with some Observations on other objects tions formed by the Arrangement of of Chemical Inquiry. 1814.-Some Exsingle Metallic Plates and Fluids, ana- periments and Observations on a new logous to the new Galvanic Apparatus Substance, which becomes a violetof M. Volta. 1801.--Account of some coloured Gas by Heat. 1814.-Further Experiments and Observations on the Experiments and Observations on Iodine. constituent Parts of certain astringent 1814.—Some Experiments on the ComVegetables, and on their Operation in bustion of the Diamond, and other carTanning. 1803.-- An Account of some bonaceous Substances. 1814.- Some analytical Experiments on a Mineral Experiments and Observations on the Production from Devonshire, consisting Colours used in Painting by the Anprincipally of Alumine and Water. cients. 1815.- Some Experiments on a 1805.--Ona Method of analysing Stones, solid Compound of Iodine and Oxygen, containing fixed Alkali, by means of the and on its Chemical Agencies. 1815.Boracic Acid. 1805.--The Bakerian On the Action of Acids on the Salts Lecture on some Chemical Agencies of usually called Hyperoxy muriates, and Electricity. 1807.--The Bakerian Lec- on the Gases produced from them. 1815. ture on some new Phenomena of Che- - On the Fire-damp of Coal-mines, and mical Changes produced by Electricity, on Methods of Lighting the Mines so as particularly the Decomposition of the to prevent Explosion; an Account of fixed Alkalies, and the Exhibition of an Invention for giving Light in explothe new Substances which constitute sive Mixtures of Fire-damp in Coal. their Basis, and on the general Nature mines, by consuming the Fire-damp; of Alkaline Bodies. 1808.--The Ba. and further Experiments on the Comkerian Lecture; an Account of some bustion of explosive Mixtures confined new analytical Researches on the Na- by Wire Gauze ; with some Observature of certain Bodies, particularly the tions on Flame. 1816.-Some Researches Alkalies, Phosphorus, Sulphur, Carbo. on Flame; and some new Experiments naceous Matter, and the Acids hitherto and Observations on the Combustion of undecompounded; with some general Gaseous Mixtures; with an Account of Observations on Chemical Theory. 1809. a Method of preserving continued Light

New Analytical Researches on the in Mixtures of inflammable Gases and

To Nicholson's Journal he comments on the Papyri found in the Ruins municated;— of Herculaneum.-Researches on the

An Account of some Experiments Magnetic Phenomena produced by Elec

made with the Galvanic Apparatus of tricity, with some new Experiments on the Properties of Electrified Bodies, in Signor Volta. 1801.--Note respecting

the Absorption of Nitrous Gas, by Sotheir relation to their conducting Powers

lutions of Green Sulphate and Muriate and Temperature.-On the Electrical

of Iron, 1802. Phenomena exhibited in Vacuo.-On the State of Water and Aëriform Matter To the Philosophical Magain Cavities found in certain Crystals.On a new phenomenon of Electro-magnetism.--On the Condensation of Mu. A few additional Practical Observariatic Gas into the liquid Form.-On tions on the Wire-gauze Safety Lamps the Application of Liquids formed by for Mincs. 1816.-Suggestions arising the Condensation of Gases as Mecha- from Inspections of Wire-gauze Lamps nical Agents.-Experiments and Obser- in their working State in Mincs. 1816.


Memoir of WILLIAM HYDE WOLLASTON, M. D. Fellow of the

College of Physicians, and of the Royal Society.

The family of Wollaston was Dr. Hyde Wollaston was the originally from Staffordshire, and second son (and one of seventeen has now for several generations children) of the first of the three been eminent in the circles of brothers, by Miss Althea Hyde, science. Dr. Wollaston's great- of Charter-house square, and was grandfather, the Rev. William born August 6th, 1766. He reWollaston, was the author of ceived his academical education at “The Religion of Nature delineatCaius College, Cambridge, where he ed." His son, Francis Wollaston, proceeded M.B., 1787, (being the esq. F.R.S., had three sons, all senior wrangler of his year) and likewise Fellows of the Royal M.D. 1793, and probably owed to Society: the Rev. Francis Wols the exertions of that period of his laston, rector of Chiselhurst, and life the pre-eminence in science for St. Vedast, Foster-lane, and pre- which he was subsequently so discentor of St. David's, who died in tinguished. 1815; Charlton Wollaston, M.D., He first settled at Bury St. Edwho died in 1764; and the Rev. mund's, where he commenced pracGeorge Wollaston, D.D., rector of tising as a physician; but with so St. Mary Aldermary. His eldest little success that he left the place daughter was the wife of the in disgust, and removed to London. celebrated William Heberden, M.D. Soon after his arrival in the meF.R.S., and mother to the present tropolis, a vacancy happening in physician of that name.

St. George's hospital, he became

was Dr.

one of the candidates for the



while the numerous pointment of physician to that discoveries of Dr. Wollaston defoundation. His principal oppo« monstrate the precision of which nent was Dr. Pemberton, who, his method is susceptible.” either by superior interest, or by Among the delicate instruments, his more polished manners, obtained which he was accustomed to make the situation. This second defeat in a remarkably neat manner, was in his professional career consider- a sliding rule of chemical equivaably lessened the ardour with which lents, which is exceedingly useful Dr. Wollaston had set out: he to the practical chemist. He also expressed his determination never constructed a galvanic battery of again to write a prescription. such small dimensions, that it was Though almost every branch of contained in a thimble. By insertscience occupied him at different ing platina wire in silver, and when times, chemistry was that which at a great heat drawing out both he seems to have been most are together, and afterwards separating dently devoted ; and it is by his them by dissolving away the silver investigations in this department of with nitrous acid, he likewise pronatural philosophy that he will duced some wire of platina of so enjoy his greatest share of lasting diminutive a diameter as to be very reputation.

much finer than any hair, and The manner in which he was almost imperceptible to the naked accustomed to pursue his inquiries eye. was almost peculiar to himself. It Small, however, as was always on the smallest specie Wollaston's laboratory, and minute mens of the substance which he as were the means to which he wished to analyze that his expe- had recourse in making his expeririments were made ; and his labo- ments, they proved exceedingly ratory was, it is said, only in

pro- profitable to his

purse. His discoa portion to the magnitude of his very of the malleability of platinum materials. Dr. Thomson, in his it has been asserted, alone produced “ History of the Royal Society,” about 30,000l. He is also said to when speaking of modern British have derived great pecuniary adchemistry, says, that “three distinct vantages from several of his other, schools (if we may use the expres

and even minor discoveries and insion) have been established by three ventions, which, being of a nature gentlemen," - Dr. Wollaston, Mr. likely to be generally useful, were (the late sir Humphry) Davy, and certain in a short time to produce Mr. Dalton. “Dr. Wollaston,” he a considerable return. It has been adds, “possesses an uncommon neat- doubted by some whether this disness of hand, and has invented a tinguished man, great as he was in very ingenious method of deter- science, and possessing many excelmining the properties and consti- lent qualities, would not have been tuents of very minute quantities of greater, had his views been somematter. This is attended with several what less directed to the acquisition great advantages : it requires but of a fortune. But though he posvery

little apparatus, and therefore sessed the prudence which acquires the experiments may be performed wealth, he was frec from the ironin almost any situation : it saves a hearted parsimony which burics it. great deal of time and a great deal Having been applied to by a ree

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