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small part only must be uncovered, of which was wood ftill, but the cleansed, and exposed to the action root or lowermost part was wholly of the air to harden ; and then the tranformed into pure ofteocolla ; part so managed must be again and this stump I had reason to be. carefully covered with boards, to lieve was the remains of a tree prevent the rain or moisture com- which the people of the country ing to it, which will effectually call a species of poplar. , defeat all endeavours to preserve Its origin, therefore, is to be it; and this method of uncovering, fought for in the remains of the cleanfing, and covering again, black poplar, the timber of which must be repeated till the whole being firit cut down, and the item is cleared and dried; which in orftump rotted, the osteocolla grows variable seasons will take up seve. by degrees from the remaining ral months.

root ;, for in all the parts of the Author's differ in classing the ofteocolla, something of woodiness osteocolla among the vegetable or is discoverable, which, when tho. mineral substances. Most of the roughly rotted, crumbles away ancients, as has been already ob. and leaves those innumerable perserved, have mistaken it for bones forations which give it the appear. that have undergone some acciden. ance of bone; and that it is petal change ; which others again culiar to this tree may be predeny, as no traces of animal parts sumed from this, that though of. have ever been discovered in it by teocolla has been diligently sought chemical processes ; nor any frag. for in the roots of other trees grow. ments of bones been found near in on the same ground with the where it grows. Erasmus has poplar in which it is found, yet written the best upon it.

nothing like it has ever been dis Those who will not admit the covered. From all which, these osteocolla among the animal, have conclusions, I think, may be fairly ranged it among the mineral sub- deduced. ftances; in which they are certain. I. That the soil in which it is ly right.Professor Teichmeyer found is not the efficient cause of indeed calls it a marle; but M. its growth. Henckel of the board of mines, IP. Thạt wherever osteocolla classes it among the minerals, yet is found, there is or has been says nothing of its production. poplar. Professor Junoker says, it is gene. III. That whoever finds ofteorated in the sand, but he likewise colla will plainly perceive it has leaves the manner undecided. My been a root. And, opinion is, that it is a root, to IV. That wherever osteocolla which the sand adheres, and by abounds, there will be seen a bo. degrees produces the olteocolla; ny-like substance, projecting from and I am the more confirmed in the ground, which has given rise this opinion, as upon enquiry, I to the vulgar notion, that it grows found near Terne, in the marqui. and blossoms. sate of Brandenburg, a withered Be this however as it may, twig, and a green shoot from a wherever there bony-like excres. rotten stump, the uppermost part cences appear, by digging a span

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deeper, osteocolla will certainly be suit of the last consequence to her; found ; and though the parts that she went only among her lawyers, are above ground be hard, those or to charch, to endeavour to in. underneath are always soft.

tereft heaven in her cause; here M. Beurer tried the ofteocolla me was observed to prostrate her. in various menftruums, to discover self before every altar. She eat the quantity dissolvable in each, little, and sept less; tho' she had and for this purpose infused half a been told, that the court seemed dram of the ofteocolla in half an favourable to her cause, yet the ounce of each menftruum: The evening before the day of hearing oil of vitriol diffolved four grains she fell into what was believed to of it; the solution was yellow; be an apoplexy. The physician and the sediment a cream colour. and surgeon being called, found

The fpirit of vitriol reduced the her fitting motionless in a chair, whole to a falt. The spirit of ni. with her eyes open and fixed uptre diffolved one scraple and four ward; her arms raised, and hands grains of it; and the acid of joined, as one in an ecstasy ; her common falt, one fcruple and fix countenance, which before was grains ; aqua fortis diffolved one both pale and sorrowful, was now seruple and four grains, and dif- both forid and gay; her breath. tilled vinegar one, scruple and a ing was free; her pulse was like half.

that of one asleep, full, and By diftillation on an open fire, flow; her limbs were supple, and the osteocolla yields a urinous fpi. would move as one would have rit; a fixed alkali being poured them, without offering any reupon it, produces an - immediate sistance, and would remain in effervescence'; the sediment con. what posture they were left in ; verted to a lixivium with pure when her chin was pulled down, water is quite tasteless, though oil her mouth remained open; when of vitriol poured upon the ofteoher arms were raised they remain. colla in a retort over a gentle fire, ed so; and let them be put into will separate from it an acid of the most uneasy pofture one could common salt.

think of, they always remained M. Beurer endeavoured to re- in the situation they were put in. duce part of the sediment to a calx; to; she all this time seemed in. but without effect.

sensible; they tormented her feve. Its use in medicine is absorbent; ral ways; put live coals to her and it is by fome applied in the feet; bawied into her ears that cure of the fluor albus.

fhe had gained her cause, she gave no signs of life; Messrs. Attalin

and Charles, both professors of An uncommon instance of a catalepfis phyfic, had her blooded in the la kind of apoplexy in a lady, foot, and when they came to vifit From the last vol. of the Memoirs her after supper, they found her of the Academy of Sciences at recovered out of her cataleptic fit;

which had held her three or four

hours. She here entertained them A Lady about 45, came to with all the circumstances of her Bensançon to solicit a law. law.suit, interspersed with such

moral

Paris.

moral reflections, as naturally arose plexion, and ever complaining of from her story ; those present did cold in her extremities, of a ti. every thing to assure her she would morous though fretful disposition, gain her cause; she was asked after some grief she took in March, whether the had any notion of was seized with a cataleptic fit ; what happened unto her: le said whatever attitude she was in at she had feen nothing, but could the time of seizure, the retained it diftinguish the voice of some about till the fit was over. These fits her; yet she never felt the chafing increafing, obliged her to be cardish of coals under her feet, nor ried into the hospital, where the the bleeding in the foot; though was attended by Messrs. Sauvage she had been tormented all manner and Lazerme : thefe fits were va. of ways, yet the never complained rious as to their duration, being of any pain or lassitude; while from half a quarter to three quara The thus entertained the company, ters of an hour; in the months of The was observed to interrupt her April and May, 1757, this ca. discourse, to draw a deep figh, and talepsy was accompanied with very then her eyes became fixed; extraordinary appearances, diftin. every thing was done to prevent guishable into three visible pe. thofe little fits by reminding her riods, the beginning and ending where the left off; but the could cataleptic, and middle, lafted a never recover the thread of her whole day, or from morning till discourse, but would begin some night, when her cataleptic fit, other story; in about an hour after which often used to hold her five she fell into another cataleptic fit, or fix minutes, was over, as was which was as strong as the first : always known by her beggining after it was over, the, fitting in to yawn, she then fat up in, her her chair, talked of her affairs as bed, began to talk very fast, and before, for an hour and a half more sensibly than she was known good, and after this, she began to to do in her full health: the Ipeak wildly, she likewise scream. would now often change her dif. ed frightfully, and was soon after course, and that pertinently e. seized with a violent fever. She nough, and appear as if the di. was treated by the above physici- rected her discourse to some friends ans for three or four days: she still present; this was always observed remaining at Bensançon, but with. to have some' connexion with that out any visible relief; whereupon the held in a fit the day before, they advised to have her carried or it turned on some moral reflecback to Vesoul, her native place, tion, which she shrewdly would where, to the surprise of every apply to some of the attendants of body, she perfectly recovered, and the hospital. All this time her is still living.

eyes were fully open, and yet she

was in a most profound deep, A fimilar cafe, ftill more extraordic without either motion or feeling, .nary, 1762.

as M. Sauvage confirmed by many

experiments he made. ift, By A fervant maid at Montpelier, approaching the flame of a bougie, about twenty, of a pale com. so near her eye as to burn her eye

brows;

brows ; fhe however did not even machic electuary made of the bark, wink at this. 2dly, He got one cinnabar, pulvis ad guttetam, and, to bawl loud into her ear, thump when the weather was mild, the hard at the head of the bed, which was bathed twenty times in a bath at any other time would terrify her rather cold than warm; the had greatly; he besides had some bran. after some preparations of Mars dy and even spirit of fal ammoniac ordered for her, was seemingly re. put into her eyes ; he also thrust stored to her health, but the was his finger into them, had Havanna far from being so, having returns fnoff blown into her nose, pins of her disorder every winter, to thruit into her flesh, and her fin. 1759, with this difference, that it gers twisted, yet all to no purpose, was not now preceded by a cata. The never gave the least sign of leptic fit, nor was her want of feel. feeling.

ing so great. She was one day While these experiments were seized with a fit on the bridge, making, her discourse (for shę all where she was observed to speak the time continued talking) all of as to her own shadow or image the a sudden became more lively; this saw in the water. At a fit she had was a prelude to a new scene; the last Christmas holy-days, she had now began to fing and jump, and fome notion of those about her. burft out after into a fit of laugh. This young woman is now so ter, endeavouring at the same time accustomed to her disorder, that to get out of bed, which she at last all the concern it gives her is some effected with seemingly great joy ; little confusion: however, she is she now ranged the whole ward, not of so pale a complexion ; but carefully avoiding the beds, chairs, she still feels the same heat and &: .ad returned without any dif. weight on her head, and on the ficulty to her own bed, lay down decline of the fit complains of a after, and covered herself, where cardialgia, which awakes her. in a short time she was seized with a catale pric fit, which in less than' one quarter of an hour left her; On a file of the river of Surinam, The then awoke as out of a pro which produces very singular of. found sleep; upon seeing so many feets, From the same. about her, she appeared confufed, and cried for the remainder of the W E daily discover new wonday, though she had no know. VV ders in nature; and, if the ledge of what she did in her fact we are going to give an ac. fit. . '

count of, after M. Muschenbroek, About the end of May all the is exactly fuch as it is related, it is foregoing symptoms left her, tho' one of the most extraordinary it could not be attributed to any that occurs in the histor; of ani. effect froin medicines. She was mals. blooded once in the arm, often in This able naturalift says, in a the foot, and seven times in the letter to the Abbé Noller, that a jugulars; she was purged five or fish or kind of eel is found in a ex times after some aperitive apo- river of Surinam, which has the . zems she took ; she took a ito. lingular property of Atriking you,

as

as the shock or commotion of Ley. but it appears incompatible with den, when you put your hands in the facts we knew of. It is in. to the water near the place where deed well known that every real it is. If, for instance, fishermen electrical body, being made wet, or seamen come near in a boat, transmits electricity as metals and within the distance of eight or ten other non-electrical fubftances. feet, and dip their hands in the Thus the stick of sealing-wax water, they immediately feel them. wetted ought to produce the same felves truck, says M. Muschen. effect as the iron bar, &c. unless broek, as in my experiment (it is it be supposed that the small part the same as the commotion of Ley. of this ftick out of the water is den) by the electricity of the fish; enough to prevent it, which is if they push it with a stick, they not very probable. Besides, a feel a smarter stroke ; and if with stick of wood, or iron rod, might an iron rod, they are struck, as transmit certain concussions, or with a mighty force ; in mort, no certain motions, communicated one dares to lay hold of it with by the fish to the parts of the the hand; and with an electrical water, which the sealing-wax might fhock it kills the fishes that in not. Many things may be till {wimming pass near it; yet, the said to fhew that electricity has most remarkable thing is, that if no share in the singular effects at. the seamen, instead of an iron rod, tributed to this fith, and perhaps dip down by the side of the fish a none of the facts do really exiit. ftick of fealing-wax, or even touch Let us not forget all the wonders it with that stick, they feel no that have been related of the tor. Itroke : whence M. Muschenbroek pedo. Though this fish is an inconcludes, that in the different habitant of our feas, and it was circumstances here related, the men easy for every one to ascertain are struck by the electricity only what is said of it, yet none before of the fish.

M. Reaumur, in our days, had Here are very fingular effects, shewn what all those stories a. and there are others which are mounted to. There are two thoi. more extraordinary, since M. Muf. fand leagues from hence to Suri. chenbroek finishes his recital, by nam; and what an alteration may saying that some others are not arise in facts through the course of less certain than the foregoing, such a passage! Yet all the above. but which he dares not give an ac- related circumstances give us rea. count of.

son to regret that one of those fin. None can be better disposed gular fitnes, which was bringing. than we are to adopt the opinions from that country to M. Muschen. of so learned a gentleman; yet, broek, died in the passage. If it in admitting all those marvellous had lived, this wise naturalift effects, we cannot believe, with would have foon discovered and him, that they ought to be attri. made known all the certainty in buted to electrity. It seems he the facts related of it. was induced to think so after the The fith here spoken of is called experiment of the sealing-wax; by naturalifts gymnotus, and by

the

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