216 Steam Engines.—Lectures.—Patenis. 
11. If a man was to fall from the sun 80,000,000 miles, at a 
mile per minute ; How long would he be falling ? 
12. In the cube of 36; How many times 15228 ?. 
STEAM ENGINES IN CORNWALL. 
{t appears by Messrs, Lean’s Report for March 1816, that the 
average work of thirty-five engines was 19,720,466 pounds of 
water lifted one foot high with each bushel of coals consumed ; 
that Woolf’s engine at Wheal Var, during that month, lifted 
48,432,702 pounds, and his engine at Wheal Abraham 
49,966,698 pounds one foot high with each bushel of coals. 
We understand that the fine Collection of Minerals, which 
belonged to the late Rev. Mr. Hennah, of St. Austell in Corn- 
wall, will be sold by Mr. King early in June next. 
Theatre of Anatomy, Medicine, €?c. Blenheim Street, 
Great Marilorough Sireet.—The Summer Course of Lectures 
at this School will begin on Monday, June 3, 1816. 
Anatomy, Physiology, and Surgery, by Mr. Brookes daily at 
Seven in the Morning. Dissections as usual. 
Chemistry and Materia Medica, daily at Eight in the Morning. 
Theory and Practice of Physic at Nine, with Examinations by 
Dr. Ager, Fellow of the Royal College of Physicians, &c. 
Three Courses are given every year, each occupying nearly 
four months. Further particulars may be known from Mr. 
Brookes, at the Theatre; or from Dr. Ager, 69 Margaret Street, 
Cavendish Square. 
Dr. Clutterbuck will begin his Summer Course of Lectures on 
the Theory and Practice of Physic, Materia Medica, and Che- 
mistry, early in June. 
LIST OF PATENTS FOR NEW INVENTIONS. 
To John Sorby the younger, of Sheffield, in the county of 
York, edge-tool maker, for a method of making an auger for 
the use of shipwrights, millwrights, carpenters, and other arti~ 
ficers, upon anew and improved construction.—23d March 1816. 
—2 months. 
To William Macnamara, of East Smithfield, plate-glass | 
manufacturer, in consequence of a communication made to him - 
by a certain foreigner residing abroad, for his method or methods. 
of manufacturing glass.—23d March.—6 months. 
To Uriah Haddock, of the parish of Holloway, chemist, for 
a new species of paint-colour and cement for painting and co- 
louring 
