Be ole i 
56 Literary and ale huchiecnte (Ag 
edition of Wesseling and Reitz, is now relieved by the elasticity of thes 
printing at the University press, Oxford which, by yielding, allows the i 
and probably will appear early in Octo- to be heaved up a little wa ; 
ber next. This will be’ speedily followed being driven from its situation. eit 
by. Porti Levicon Ionicum, a work which success of the experiment isthus secured; 
bas long been extremely scarce and ex- and-all danger of aceident to the appara 
ensive. It is intended to he printed tus is effectually prevented. 
eniformly with the Herodotus, and to be Tt has been asserted by most writers 
adapted to the various editions of that and experimentalists, that silver burns 
author, with a bright enidtald green light. In 
Mr. Jonrs has in the press 2 work, in. Mr. Davy’s late lestures at the Royal 
one voluine octavo, illustrative of the Institution, the defla ration.of silver leaf 
four gospels. In this performance, he was attended by the emission of a bril~ 
endeavours to connect the language of ant white light, which the professor ‘as- 
Christ on every occasion, with the ¢ir- cribed to the ered it ‘purity of the. silver 
cumstances peculiar to his situation ; and employed; aud hee ox pressed an opinion — 
- ghus to untold in a brief and perspicuous thatthe green Piusuallp observed, 
mauner its propriety and De eniing, Oc- — arose from the ad isture of co ith)" 
casioual notes contain critical aiid philo- the'silver. Mr.G, B. SINGER, s how- 
sophical remarks, which are intended for ever discov ered. that, this ply ‘nomenon 
the learned; but the text is adapted, to Pra. dak from a different: cast, Having 
those who pune only for religious im- bserved) ” Mr. Davy’s 
provement. LHe has avoided noticing ires were terminated Bache Da 
the peculiarities of modern sccts, and has fa the. aM with < 
endeavoured to furnish matter in which, nas angemen pty and app mng the ¢ reonk 
all are interested, without controverting. pure sil is | ee ate burns 
the tenets af any party. The doctrine ed with abe autiful dite li : eof 
of the association of ideas is often aps the .same portion: of silv 
~ plied in this publication; and the faci- before e ployed w he reen flame 
lity with which it solves the most “pers was pro at it bagpeiefenadgnt dent that 
plexing difficulties, appears: to evince, its: the white lig tin C9 jooMr. Davy’s 
utility ‘and importance as a prince ple in ataan t m the charcoal; 
biblical enquiries. ‘and that this ail ‘the " cxscy appears. q 
Mr. Accum has in the press ‘' System eo mn the immediate 6 ar Re WFereen 4 
of Mineralogy and Mineralogical Che- ligh when thé ppt wis. ence eae ; 
mistry, with Applications to the “Arts, metallic wire. By appli licath ton Of) q 
This work will be formed chiefly. after charcoal to Rede rs a wire, so #1 J 
Hatiy and Brougniart, and_ will form bent that either the wi ine or the charcoal 
three octavo golumeae nay touch the silver at pleasure, the 
Mr. R. Knscur has Sublatieas de- white and the green flame may bealter 
scription of anew Fudiometer] mace nately produced; and a conclusive e~ » 
on the ‘suggestion of “Mr. Davy,, for ‘the “monstration of the fact, with a pleasi 
more commodious display ef the forma- variation ofa brillant experiment w at: 
tion of water by the ¢ combustion xy- be aay at once afforded. 
ven and hydrogen BAS, means 0 ‘the .. Mr. Accum having recently atialysed - 
electric spark. ee snseayeent c neists the © water of the different springs at Chee 
of a strong cylin vical g glass tub _te- tenhath, gives the following paiticulars xa 
ceive the gases, open at the. wre: snd, respecting die’ Chalybeate strong’ ae 
of the capacity ‘ar, onbic jaches, and well.—The water taken isp Fac 
graduated i into decimal partes» ond” a punip, has a disti vincb Saline Bevit ae 
stand to, which the ‘tube is attach d by Slight impression irae bitte It is tolor- * 
a clasp and screw, and of a strong, aan OSS, pet! feetly a witdue sinell, 
cylinder, agen ‘ rong Spiral spring, vf £4 possesses a strong fefnactive “power. P| 
-on the principle | 1¢ pocket stéel- Irs temperature was 53° at O95) barome- | 9 
yard, the spindle or tatu bar of which trical aught the rem pyr a Pe the 
ds fixed on three fect, in erder that it, air ‘being 65° Pahr. Lts asec ‘gravi- 
‘ may-be firmly Sec red on. the side te ty was as 2 039 to *2,086. On en 
mererial bath, wit 2 the mouth of-t the water at the fountain-head from one. 
tube immerged in quicksilver. By this _vessel'into another, and leaving it. ae +3 
arcangement, the sudden and violent ex- sed to the air, ‘tr emits a multitude’ of | 
pansion, which takes place at the mo- ceedingly minute air-bubbles, wh ch 
ment of the: -eomibustion ot the gases, ia firmly adhere-te the inner surface of the: t 
ey . Oe vessel 4 
