58>vemiums in Mechanicks.

means for cleansing chimnies from soot, and

obviating the necessity of children being em-

ployed within the flues; the gold medal.

134. For the next in merit; the sìlver me- dal. The wechanical or other means, with Certificates of their having been used with pro- per efect, to be produced to the Society on or before the first Tuesday in January, 1807.

135. CuruvEs CLEANSED. To the per- s0n who shall during the year 1806 cleanse, or cause to be cleansed, the greatest uumber of chimnies, at least two stories high, not ſewer than three hundred, by any mechanical or other process, which does not require the employment of boys within the flues; the gold medal, Certificates, signed by not less than two-thirds of those housekeepers on whose premises the said means have been employed, and an accountof the process, to be produced to the Society on or before the first Tuesday in February, 1807.

136.‘To the person who shall cleanse, or €eause to be cleansed, the next greatest number of chimnies, not fewer than one hundred and fifty, upon similar conditions to the above; the sìlver medal.

4137. Ra1sI1NG THE BoDIEs or PERSONS 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 ex- peditious manner, and with the least injury, the bodies of persons who bave sunk under water; the gold medal, or thirty guineas. The drag, or machine to answer the purpose mtended, to be produced to the Society on or before the first Tnesday in March, 1807.

138. FoR PREVENTING PREJUDICIAL EF* FECTSTO THE PERSONS EMPLOYEDIN Por NT=- 1x6 NEEDLES. To the person who shall mm- vent and produce to the Society a mode of obviating the prejudicial effects that attend the aperation of pointing needles, by grinding them dry, during which the particles of grin- srone dust and steel, being thrown into the 2îr, and received with it lito the lungs, occa- ston asthma, Cconsumption, and other painful disorders; the gold medal, or thirty guineas. A model of the apparatus, and a full account ot the means by which the efect has been produced, together with proper certificates of its practicability and adoption,to be delivered to the Society on or before the second Tues- day in Marxch, 1807.

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PREMIUMS OFFERED) FOR THE AD- VANTAGE OF THE COMMERCE OF THE UNITED EMPIRE.

139. TaxtNG PoRP01sEs. To the people zn any boat or vessel, who, in the year 1806, sball take the greatest number of porpoises on the coast of Great Britain or Ireland, by gun,

[Julyg, harpoon, or any other method, not fewer than thirty, for the purpose of extracting oil fron them; the gold medal, or thirty pounds. Cer- tificates of the number, sìgned by the persons to whom they have been sold or delivered for the purpose of extracting the oil, to be pro- duced to the Society on or before thelast Tues- day in January, 1807,

140, OrL rRom PoRpP018Es. To the per- s0h who shall manufacture the greatest quan- sity ol oil from porpoises taken on the coast of Great Britain or Ireland, in the year 1806, not less than twenty tons; the gold medal, or thirty pounds. Certificates of the oil having been made from porpoises actually caught on the coast of Great Britain or Ireland, and two gallons of the oil as a sample, to be prodnced to the Society où or before the last Tuesday in February, 1807.

141. CoRING HERRINGS BY THE DUTCH Mrrtruon. To the person or persons wha shall, before January, 1807, cure the greatest quantity of white herrings, not less than thirty barrels, according to the method practised by the Dutch, and egual in all respects to the best Dutch herrings, the same being caught in the British or Irish Seas, and cured in a British or Trish vessel or port; the gold medal, or fifty guineas,

142. For the next greatest quantity, not less than fifteen barrels; the sìilver medal, or twenty gnineas. A sixteen-gallon barrel of the herrings to be produced to the Society on or before the first Taesday in February, 1807, with certificates that the conditions of the premium have been fulfilled, and that the whole were cured in the same manner as the specimen, together with a ſull description of the process employed, in order that the Society may judge how far the Dutch method has been adopted.

143, 144. The same premiums are ex* tended one year further. Certificates to be produced on or before the first Tuesday in February, 1807.

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PREMIUMS OTFFRED FOR THE AD- VANTAGE OF THE BRITISH COLO- NES.

145. NuTxuFG6s. For the greatest quantity of merchantable nutmegs, not less than ten pounds weight, being the growth of his Ma- jesty’s dominions in the West Indies, or any of the British settlements on the coast of Africa, or the several islands adjacent thereto, and equal to those imported from the islands of the East Indies; the gold medal, or fifty guineas. Satisfactory certificates, from the governor, or commander in chief, of the place of growth, with an account of the number of trees, their age, nearly the quantity of fruit 0B each tree, and the manner ofculture, to be