Proceedings of Learned Societies. 
necting the wooden pipes now in use for 
conveying water, so as to lessen the injury 
they receive thereby; the silver medal, or 
fifteen guineas. \ 
It is required that a model, an accurate 
account of the method used, and every ex- 
pense attending it, together with satisfac- 
tory certificates of its being effeciual, be de- 
livered to the Society on or before the se- 
cond Tuesday in January, 1810. 
140. Extinctrswinc Fires. To the 
person who shall produce to the Society the 
best and most effectual method of procuring 
an immediate supply of water in case of 
fire, or for the means best calculated to pre- 
vent or extinouish accidental fires in build- 
ings, superior to any now in uses the gold 
medal, or thirty guineas. 
Certificates of the method having been 
practised with success, witha full descrip- 
tion thereof, to be delivered to the Society 
on or before tle second Tuesday in January, 
1810. 
141. Borine anpo Brastine Rocks. 
To the person who shall discover to the 
Society a mere simpic, safe, cheap, and ex- 
peditious method than any hitherto known 
or in use, of boring or blasting rocks in 
mines, shafts, wells, &c.; the gold medal, 
or thirty guineas. 
Certificates of the method having been 
practised with success, with a fall descrip- 
tion thereof, to be delivered to the Society 
on or before the first Tuesday in January, 
1810. 
142. Heating Rooms For THE PurR- 
Post oF MANUFACTURERS. -To the person 
who shall invent and discover to the Society 
a method of heating rooms, superior to any 
hitherto known or in use, and at a moderate 
expense, for the purpose of painters, japan- 
ners, and other manufacturers, so as to avoid 
the necessity of iron or copper tunnels going 
through the rooms to convey the smoke, 
whereby the danger from such tunnels may 
_ be prevented; the gold medal, or forty 
- guineas, 
A mode] or complete drawing and de- 
scription of the method, with certificates that 
it has been successfully practised, to be de- 
livered to the Society on or before the last. 
Tuesday in March, 1810. uo 
143. ImMprovep VENTILATION. To the 
person who shall invent and produce to the 
Society a mode of permanently ventilating 
the apartments in hospitals, workhouses, 
and other crowded places, superior to any 
now known or used ; the gold medal, or 
fifty guineas. Sees 
A model of the apparatus, and a full ac- 
count of the means by which the effect has 
been produced, with proper certificates, to 
be delivered to the Society on or before the 
_ last Tuesday in February, 1810. 
144. Preventing AccIDENTS FROM 
HORSES FALLING WITH TWo0-- WHEELED 
guineas. 
85 
Carriaces. To the person who shall in- 
vent and produce to the Society a method, 
superior to any hitherto known or in use, to 
prevent accidents from the falling of horses 
with two-wheeled carriages, especially on 
steep declivities; the silver medal, or fifteen 
guineas. 
A model of the apparatus, and a full ac- 
count of the means by which the effect hag 
been produced, with proper certificates that 
the same has been used with success, to be 
delivered to the Society on or before the 
second Tuesday in January, 1810. 
145. Improving TurN?rikE AND OTHER 
Roaps. To the person wiio shall discover 
to the Society the most effectual and cheap- 
est méthod, verified by actual experiments, 
of combining the materials ordinarily em- 
ployed in making or repairing roads, so as 
to form them of the hardest consistency by 
their cementing properties, or by an-arti- 
ficial mixture of earth, stones, &c. altered . 
by heat, or any other mode, so as to form 
an even, hard, and durable carriage-road s 
the gold medal, or thirty guineas. 
It is required that an accurate account of 
the method used, and every expense attend 
ing it, together with satisfactory certificates 
of its being effectual, be delivered to the 
Society on or before the ‘first Tuesday in 
March, 1810. 7 ; 
146. Raising THE Bopvies or Prrsons 
WHO HAVE SUNK UNDER Water. To the 
person who shall invent and produce to the 
Society a cheap and portable drag, or other 
machine, superior to those now in use, for 
the purpose of taking up, in the best and 
most expeditious manner, and with the least 
injury, the bodies of persons who haye sunk 
under water; the gold medal, or thirty 
The drag or machine, to answer the pur- 
pose intended, to be produced to the So- 
ciety on or before the first Tuesday in 
March, 18106. 
147. FoR PREVENTING PREJUDICIAL 
ErrEcts To THE PERSONS EMPLOYED IN 
Pointine Nexpies. To the person who 
shall invent and produce to the Society a 
“mode of obviating the prejudicial effects 
that attend the operation of pointing 
needles, by grinding them dry, during which 
the particles of grindstone, dust, and steel, 
being thrown into the air, and received ~ 
with it into the lungs, occasion asthma, 
/ consumption, and-other painful disorders ; 
the gold medal, or thirty cuineas. 
A model of the apparatus, and a full ac- 
count of the means by which the effect has 
been produced, together with proper certi- 
Jjicates of its practicability and adoption, to 
be delivered to the Society on or before the 
second Tuesday in March, 1810. - 
N. B. The Society have extended all the 
Premiums offered in the Class of Mechanics 
one year further, on similar conditions. 
