Triumph of Science. 307 
Early in November will be published, by Thomas Jones, opti- 
cian, No. 62, Charing Cross, The late Mr. Ferguson’s Astro- 
nomical Planisphere, showing the day of the month, change and 
age of the moon, the places of the sun and moon, and stars of 
the first, second and third magnitude. Likewise his Astronomi- 
cal Rotula, showing the change and age of the moon, the motion 
of the sun, moon, and nodes, with all the solar and lunar eclipses 
from the year 1817 to 1864, with descriptions of their uses.— 
The calculations continued by the Rev. Mr. L. Evans, of the 
Roy. Mil. Acad. 
The price of the Planisphere, consisting of three plates with 
a circular motion, on pasteboard will ke eight shillings; and in 
hoards about thirteen inches square, as a book ten shillings. The 
Rotula consisting of five plates, eight shillings plain, and ten 
shillings in boards. The same size as the Planisphere, 
Mr. Thomas Forster has just published ‘Observations on the 
Phenomenaand Treatment of Insanity,&c.”’ being supplementary 
to his Observations on periodical Diseases and on the Periods of 
Insanity. 
The manuscripts of the late Mr. Spence of Greenock were 
some time ago submitted to Mr. Herschel, who has selected the 
most complete for publication. It wili gratify the students of 
pure mathematics to understand, that the volume now preparing, 
and which will be published in the course of the spring by Messrs. 
T. and G.Underwood, contains, besides the ingenious Essay on Lo-~ 
garithmic Transcendents, unpublished tracts in the same class of 
the science, equally new and elegant. A biographical sketch of 
the author by his friend Mr, Galt will be prefixed to the volume, 
— 
LI. Intelligence and Miscellaneous Articles. 
. TRIUMPH OF SCIENCE. 
Tur subjoined decided and honourable testimony given to the 
originality and utility of Sir Humphry Dayy’s discovery of the 
safety-lamp for miners, deserves to have a more durable record 
than the ephemeral columns of a newspaper, and wur readers, we 
are sure, will therefore thank us for giving it a place in our pages, 
The coal-owners of the rivers Tyne and Wear, the body 
most extensively benefited by*Sir Humphry Davy’s safety-lamps 
for preventing explosions in coal-mines, }iave shown their sense 
of the importance of the discovery to their interests, and those 
of humanity, by presenting Sir Humphry with a very handsome 
service of plate, of the value of nearly two thousand pounds. 
The ceremony of the presentation of it took place on Saturday, 
October the llth, when a ik hail was given to Sir Bae ry 
y 
