Repertory of Arts, Manufactures, and Agriculture: Consisting of Original ... - Google Könyvek

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Miss BELL's for certain Improvements in an artificial Method of

sweeping Chimnies, and an Improvement in the preparing

and manufacturing Pieces used for constructing the Chim-

nies, so as to render the said Pieces capable of being better

joined together, and more advantageously used for convey-

ing Smoke, Water, and other Fluids or Bodies in a divided

or pulverulent State in any required Direction, and for cer-

tain Methods, Machinery and Apparatus, useful or neces-

sary for manufacturing such Pieces, and applicable for the

Purpose of forming various other Articles of Pottery,

Mr. LOGAN'S for a System of Marine, Fort and Field Artillery, 161

Mr. HOULDITCH's for certain Improvements in the Construction

of Four-wheeled Carriages of different Descriptions,

Mr. SPEER'S for a new Art, Method, or Process of purifying,

refining, and otherwise improving Fish Oils and other Oils,

and converting and applying to Use the refined Parts

Mr. POLLOCK's for a Stove on a new Construction, and various

Improvements applicable to Stoves, Grates, and Fire-

Mr. CHAPMAN'S for a Method or Methods of reducing the Wear,

and prolonging the Duration, of Ropes used in drawing of

Coals or other Minerals from Pits or Shafts of Mines,

Mr. ASTLEY'S for Improvements in the Manufacture of Sal-Am-
moniac,

Mr. PHILLIPS's for Improvements in the Construction of Tinder-

Boxes, whereby they will be rendered more useful than

they at present are, part of which may be applied to other

useful Purposes,

Mr. WILLIAMS's for a new Mode of covering and inclosing all

Mr. EARLE's for certain Improvements in the Tillage and Dres-

sing of Land, and the Cultivation of Plants,

Mr. WILLIAMS's for a Method of preserving the Equilibrium,

and preventing all Kinds of Carriages and Vehicles over-

Mr. WILKINSON'S for a new Method of making Pig or Cast

Metal from the Ore, which, when manufactured into Bar-

Iron, will be found equal in Quality to any that is im-

ported from Russia or Sweden,

Mr.

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Mr. NEWMAN'S for a Cattle Mill for expressing the Juice of

the Sugar Cane,

Mr. SAVAGE's for a new Method of regulating or equalizing the

Force or Power of the Main-spring in Watches or other

similar Machines for measuring Time,

Mr. THOMASON'S for an improved Mode of making Hearth-

Mr. SALTER'S for an Apparatus for the Purpose of drying Malt,

Hops, or any Kind of Grain,

Mr. BARLOW's for certain oriental aromatic chemical Compo-

sitions or Compounds, to be made up and moulded into va-

rious Forms, Shapes, and ornamental Devices, as Amulets

in Butterflies, Birds, Shells, and Animals, and to be worn

as an ornamental Part of Dress by Ladies and Gentlemen as

Rings, Broaches, Loa ets, Pins, Combs, Bandeaus, and

other Ornaments; and for various other useful Purposes;

which oriental aromatic chemical Compositions he deno-

minates "Ebenbosamic and Ebengavui bosamic Composi-

tions or Compounds," or aromatic variegated artificial

Marbles and Stones, opaque and transparent,

Mr. WELLER'S for a Method of manufacturing, forming, mak-

ing, and engraving, Copper Plates for printing Policies, to

secure Persons from Loss of Property of certain Descrip-

Mr. HAWKS's for a Method of making and likewise keeping in

Repair Cast-Iron Wheels for Coal Waggons and other Car-

riages, where such Wheels are applicable,

Original Communications.

Observations on Mr. POLLOCK'S Patent for a Stove on a new

Construction. Communicated by the Patentee,
Observations on Mr. PHILLIPS's Patent for Improvements in
the Construction of Tinder-Boxes. Communicated by the
Patentee,
Observations on Mr. EARLE'S Patent for certain Improvements
in the Tillage and Dressing of Land, and the Cultivation of
Plants. Communicated by the Patentee,

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254

Observations on Mr. WILKINSON'S Patent for a new Method of

making Pig or Cast Metal from the Ore. Communicated

by the Patentée,

Mode of constructing the recoiling Scapement. Communicated
by Mr. ROBERT KING,
Observations on Mr. BARLOW's Patent for certain oriental aro-
matic chemical Compositions or Compounds. Communi-
cated by the Patentee,

350

392

9400

Description of a Fire Alarm. By Mr. JAMES PHOENIX. Com-
municated by the Author,"
Description of a Double-lever Press for various Purposes. By
Mr. J. I. HAWKINS. Communicated by the Author,

!

401

Papers selected from the Transactions of Philosophical Societies, &c.

On the Economy of Bees. By THOMAS ANDRew Knight, Esq;

A Method of heating Rooms by Steam By Mr. SNODGRASS,

Description of a Drill Horse Hoe, or Weed Harrow. By J. C.

CURWEN, Esq. M. P.

Account of a useful Drill Hoe-Harrow By Mr. CHARLES

Report on the Sprinkling of Malt on the Floor. By Mr. JOHN

On some Chemical Agencies of Electricity.

DAVY, Esq. F. R. S. M. R. I. A.

Account of the Methods of making Bricks. By Mr. JAMES

Remarks on Pruning Fir Trees. By Mr. ROBERT Salmon, 354

Method of cultivating Hemp. By ROBERT WISSETT, Esq. F. R:

Account of the Improvement of a Moor. By Mr. ROBERT

Description of a Loom for making Fishing-nets. By Mr. Joan

Papers

Papers translated from Foreign Works,

On the Fabrication of Alum in the Department de l'Ourte. By

G. J. CHRISTIAN, KA

Facts towards a History of Pit-Coal. By Professor PROUST, 56. 136

On the most sensible Re-actives for Muriatic Acid, Carbonic

Acid, Sulphuric Acid, and Ammoniac. By Professor PFAFF, 67

Memoir on the Preparation of Caustic Alkali, its Crystallisa-
tion, and its Action on Spirits of Wine. By M. BERTHOL-
LET,
New Theory of the Tides. By M. LAPLACE,

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Monthly Intelligence relating to Arts, Manufactures, &c.

Substance of a Report of a Committee of the House of Com

mons on the Laws relating to the Leather Trade, and to

the Art of Tanning

Regulations suggested by the Committee of the House of Com-

mons as the Basis of future Laws respecting the Leather

121

422

Extract from a Report of a Committee of the House of Com-

mons on the Cultivation of Flax and Hemp,

Extract from a Report of a Committee of the House of Com-

mons on the Salt Duties,

An Account of the Wool, purchased in foreign Countries in the

Years 1802, 1803, and 1804, and employed in Great Britain

for the Manufacture of the finest Woollen Goods,

List of Patents for Inventions, &c.

Patents granted for Inventions in the Months of November

and December 1807, January, February, and March, 1808, 80.

PLATES

PLATES

IN THE

TWELFTH VOLUME, SECOND SERIES.

To face Page

1. Improvements respecting the Form and Construction of Ships and Vessels,

2. New kind of Iron Bar, and a new-invented Pump,

3. Method of heating Rooms by Steam,

20

24

46

7. Improvements in the Construction of Four-wheeled Car

8. Stoves on a new Construction, and Improvements in

Grates, &c.

9. Chemical Agencies of Electricity,

IVE

180

204

10. Machinery for reducing the Wear and prolonging the Duration of Ropes used in drawing Minerals from Pits,

246

11. Improved Tinder-Boxes,

12. Cattle Mill for expressing the Juice of the Sugar Cane,
13. Method of regulating the Main-spring in Watches, &c. and

252

348

352

14. Pruning Fir Trees,

360

388

16. Method of making Cast-Iron Wheels for Carriages, and

improved Fire-Alarm,

400

17. Double-lever Press for pressing Water out of Cloaths,

410

18. Description of a Loom for making Fishing Nets,

420

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