Bs LI. “On the aac « Whether Music is necessary to. 
the Orator,—to what Extent, and how most readily abeain kina 
“< Sable 7” By. Henry Unineron, Esq. =. « 
LIII. Report of the Select Committee appotated’ to ee m7 oe 
sider of the Means of preventing the Mischief. of Explosion ~ 
Asse happeninz-on board Steam~Boats, to the Danger or | 
i fe, Destruetion of His Majesty’s Subjects on board such Boats. 
LIV. On extracting Alcohol from Potatoes, and prey ar 
Si mg Potash from Potatoe-tops. = = BS, 
= oS 
abs IM LV. On the Fhysialegy of Vegetables. By Mis. Tnaers 
SON. ae = 
i LVI. « Della Macken del Werciaiel figeimictte Be ‘i 
& Sis, Dott..G. Branchi,’? &c.—Memoir on the Purification 
of Mercury. By Dr. Jossrx Brancus, Public Professor of ~ 
is ‘Chemistry in the University of Pisa, Corresponding” Mem- . 
ay ber of the Royal Academy of Science of Pistoja, &c. 
‘LVIL. Answer to W..H. G.’s Observations onMr. ° Tae a 
. TUM’S Experiments on Vegetation. By | Mr. Je Tarum, = 35: 
LVIII. Acknowledgements to Mr. W ESTGARTH Fors: , . 
¥ rer ;: further Geological Queries, on the Basaltic Strata oe 
ay Baten and Northumberlind : and Suggestions regarding 
M2 the Situation of the Granite Patches of the North of Eng- 
ee Ci fend | in its Series of Strata. By A CorkESPONDENT.. e - 358 \ 
LIX. Geological Observations. on Strathearn. | pe a - 36 ; 
LX. On the component Parts of Light, and the'Canse 
of Colour. By Cuarves, CarPENTer Bompass, Esq. ties 866. 
} -LXI. On the pretended Parallel noe ee Glen. n Roy. 5a 
4 By A CokREsPONDENT.- pois Hae ieae ay, 
) LXIT, On ‘Cosmogony. By H.S. ek rhe 
“ LXIHI. New Quadratic Theorem. ‘By Je ResbeyMD. 87 
—LXIV. Notices” respecting New Books. Nea ee 1 
AS: LEV. Intelligence and Miscellaneous Articles :—S; eu: i 
a ; Lamps.—-Steam-Engines i in Cornwali.— Economy. of Fuel. 
Ray j —Tron Bridges on the Principle of Tenacity.—A non-de- 
Ai '@e script Fish.—Another Mammoth found.=+Death of Mr. de 
i we & Luc, the Geologist. Patents, Astronomy. Meenas 886-400 
mmik 
we. Communications for this Work, aiipescad: to ‘gic Editor, 
| Pickett-Place, ‘Temple Bar, will meet with every ach sia 
“RIGHARD ayo AgTHUR s5H0H PRINTERS, Neda 
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