208 List of Scottish Patents. 



Oct. 5. To Baron Charles Wetterstedt, of the Commercial Road, in the 

 county of Middlesex, for an invention of *' a composition or com- 

 bination of materials for sheathing, painting, or preserving ships' 

 bottoms, and for other purposes." 

 23. To John Hornby Maw, of Aldermanbury, in the city of London, 

 surgical instrument-maker, for an invention of " an improved 

 apparatus for injecting enemata." 



Nov. 2. Angier March Perkins, of Harper Street, in the county of Middle- 

 sex, civil-engineer, for an invention of " certain improvements 

 in the apparatus or method of heating the air in buildings, heat- 

 ing and evaporating fluids, and heating metals." 

 To John Brown of Heaton Norris, in the county of Lancaster, cot- 

 ton manufacturer, and Thomas Heys of Heaton Norris aforesaid, 

 book-keeper, for an invention of " an improvement in the machi- 

 nery used for spinning cotton, silk, flax, and other fibrous sub- 

 stances, commonly called Throstles." 

 7. John Nash, of Market Rasen, in the county of Lincoln, brick ma- 

 nufacturer, for an invention of " certain improvements in the 

 machinery and process, used in the manufacture of bricks, tiles, 

 bread, biscuits, and various other articles of commerce, made 

 from plastic materials." 

 6. To George Lowe, of Brick Lane, Old Street, in the county of Mid- 

 dlesex, civil-engineer, for an invention " for increasing the illu- 

 minating power of such coal-gas as is usually produced in gas- 

 works; also for converting the refuse products from the manufac- 

 ture of coal-gas into an article of commerce, not heretofore pro- 

 duced therefrom, and also for a new mode of conducting the pro- 

 cess of condensation in the manufacture of gas for illumination." 



NEW ARMY REGULATION IN REGARD TO NATURAL 

 HISTORY AND BOTANY. 



We understand, by a communication just transmitted to the 

 Medical Professors in the University, that candidates for the 

 Medical Department of the Army are required, before examina- 

 tion, to produce certificates of having attended a three months' 

 course of Lectures on Natural History, and another, of equal 

 extent, on Botany, at established schools of eminence. 



