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THE

REPERTORY

ARTS, MANUFACTURES,

AND

AGRICULTURE.

Consisting of

ORIGINAL COMMUNICATIONS, SPECIFICATIONS OF PATENT INVENTIONS,

PRACTICAL AND INTERESTING PAPERS,

SELECTED TROM

THE PHILOSOPHICAL TRANSACTIONS AND

SCIENTIFIC JOURNALS OF ALL NATIONS,

MONTHLY INTELLIGENCE

RELATING TO
THE USEFUL ARTS,
PROCEEDINGS OF LEARNED SOCIETIES,

AND NOTICES OF ALL PATENTS GRANTED FOR INVENTIONS.

VOLUME XIII.-SECOND SERIES.

London:

PRINTED FOR THE PROPRIETORS;

AND SOLD BY W. H. WYATT, AT THE
REPERTORY AND PATENT OFFICE, 9, PICKETT-STREET,

TEMPLE-BAR.

1808,

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Mr. Dibdin's for a Method of facilitating the Learning of Music, 83

Messrs. JEFFERSON, Ellis, and GALLOWAY's for a Machine or .

Machines for the Purpose of finishing, glazing, and glossing

of Leather,

145

Mr. Caparn's for a Machine for discharging Smoke from

• smoking Chimnies, - - -, - 157

Mr. Dickson's for a Method of constructing Cocks for stop-

ping Fluids; and which Cocks, by one Motion or Opera-

tion, will permit such Fluids to pass in different Directions, 159

Mr. Birch's for an Improvement in the Construction of the

Roofs and upper Quarters of Landaus, Landaulets, Barouche

Landaus and Barouche Curricles, and other Carriages, the

upper Parts of which are made to fall down,

161

Mr. Morris's for a Machine for Mangling, - - 162

Messrs. Henry FOURDRINIER and SEALY FOURDRINIER, and

John GÀMBLE's, for making Paper by Means of Machines, ;

for which several Letters Patent have been obtained at dif-

ferent Periods, -

- 217

Mr. Noble's for a new Method of making Carbonate of Lead,

commonly called White Lead, -, - - - 242

* Mr. Phelps's for certain Improvements in manufacturing

Soap,

Mr. Hawkes's for Improvements on musical-keyed Instruments

of twelve fixed Tones, – - - - 248

Mr. Hall's for certain Improvements in making and manu-

facturing Ropes and other Cordage, and coiling of Lines

in Whale Boats, - - - - 289

Mr. Curr’s for a certain Invention of spinning Hemp for the

Making of Ropes or Cordage, - -. - 297

Mr. Harriott's for a new Fire Escape, or Machinery to be

used in Cases of Fire, -

299

Mr. Coer's for a Method of making an Air Jacket and proper

Shoes for Swimming, - '--

303

Mr. Coleman's for certain Improvements in the Construction

and Application of a Horse-Shoe, .-- . - 304

Mr. Watson's for certain Improvements in the Art of Soap-

making, by which the Article is in se:cral Respects ameli-

orated, , - - - - - 361

Mr. Lester's for an improved rotary Motion or Engine to com-

municate Power to Machines," - . - 364

Mr.

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Messrs. Wilmore and Tonks's for a new Method and Pro-
cesses in the manufacturing of Nails,

- 366.
Mr. STEDMAN's for a Patten and Clog, being of infinite Utility

and Ease to such Persons as may wear them, - 370

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On the distinctive Difference of Messrs. Chapmans' and Mr.

Curr's Patents for Flat Ropes. Communicated by Mr.

W. CHAPMAN,

- - - - 38

Description of a cheap Apparatus for filtering and purifying

Water. Communicated by Mr. J. I. HAWKINS, - 43

Observations on Mr. Birch's Patent for an Improvement in the

Construction of the Roofs and upper Quarters of Carriages.

Communicated by the Patentee,

- 162

Observations on Mr. Morris's Patent for a Machine for Man-

gling. Communicated by the Patentee, - -

164

On the Construction of the Teeth of Escapements. Communi-

cated by Mr. Robert King, - -. - 210

Description of a Threshing Machine, made by Mr. Joseph

Frost. Communicated by a Correspondent, - 213

· Account of the third Voyage of the Ship Economy, built accord-

ing to Mr. J. W. Boswell's Patent Plan. Communicated

by the Patentee, - . - - - . 249

An Account of Captain Cowan's improved Sails for Ships and

Vessels of all Descriptions. Communicated by the Patentee, 253

Description of an Improvement on Tide-Mills, to make them

work as well at high and low Water as any other Time of

Tide. By Mr. John Isaac Hawkins. Communicated by

the Author, - - - - - 259

Description of a Mortar for preparing Mercurial Ointment. By

Mr. James Puenix. Communicated by the Author, 306

Improvements on Wheel Carriages. By Mr. P. ANDREWS. Com-

municated by the Author, . - - . ibid.

Observations on several of the Articles inserted in No. 77. Com-

municated by T. G. -

- 373

Graham's Dead-Beat improved. By Mr. R. King. Communi. '

cated by the Author, - - - - 375

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