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THE PHILOSOPHICAL TRANSACTIONS AND SCIENTIFIC JOURNALS OF ALL NATIONS.
REPERTORY AND PATENT OFFICE, 9, PICKETT-STREET,
TEMPLE-BAR.
1808.
NICHOLS and SON,
PRINTERS,
Red Lion Passage, Fleet Street,
Mr. WILLIAMS's for new and improved Machines and Machinery
for preparing and spinning Wool, Cotton, Hemp, and other
filamentous Substances,
Mr. NEWBERRY's for an Invention of certain Machinery for the
Purpose of sawing Wood, splitting or paring Skins, and
various other useful Purposes,
Page
Mr. PLOWDEN'S for newly-invented Aphthartic Viands; being
Butcher's Meat, animal and comestible Substances, pre-
served without Acid, Salt or drying, in a sweet, palatable
and nutritious State, fit for Consumption both at Sea and
on Land, for an extraordinary Length of Time,
Mr. DONKIN's for a Mode of producing a rotary Motion appli-
cable to useful Purposes,
-
Mr. MATTHEW's for certain Improvements in the Construction
of Watches and Chronometers,
Mr. JEWELL'S for a Method of preparing or reducing to an
impalpable Powder, for Medicinal Use, the Substance com-
monly called or known by the Name of Calomel, whereby
the Process employed of levigating the same is rendered un-
necessary,
Mr. WEEKS's for a forcing Frame on a new and improved Con-
struction for raising and forcing of Cucumbers, Melons,
Strawberries, and various other Fruits and Plants which
require the Application of artificial Heat to rear or ripen
the same,
a 2
1
31
34
36
78
79
81
Mr.
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,
Mr. CAPARN's for a Machine for discharging Smoke from
--
145
157
smoking Chimnies,
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. Binch'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,
Mr. MORRIS's for a Machine for Mangling,
Messrs. HENRY FOURDRINIER and SEALY FOURDRINIER, and
JOHN GAMBLE's, for making Paper by Means of Machines,
for which several Letters Patent have been obtained at dif
ferent Periods,
Mr. NOBLE'S for a new Method of making Carbonate of Lead,
commonly called White Lead,
Mr. PHELPS's for certain Improvements in manufacturing
Soap,
161
162
217
242
244
Mr. HAWKES'S for Improvements on musical-keyed Instruments
of twelve fixed Tones,
Mr. HALL'S for certain Improvements in making and manu-
facturing Ropes and other Cordage, and coiling of Lines
in Whale Boats,
Mr. CURR's for a certain Invention of spinning Hemp for the
Making of Ropes or Cordage,
Mr. HARRIOTT's for a new Fire Escape, or Machinery to be
used in Cases of Fire,
Mr. COBB's for a Method of making an Air Jacket and proper
Shoes for Swimming,
Mr. COLEMAN'S for certain Improvements in the Construction
and Application of a Horse-Shoe,
Mr. WATSON'S for certain Improvements in the Art of Soap-
making, by which the Article is in several Respects ameli-
orated,
Mr. LESTER'S for an improved rotary Motion or Engine to com-
municate Power to Machines,
297
299
303
304
361
364
Messrs. WILMORE and TONKS's for a new Method and Pro-
cesses in the manufacturing of Nails,
Mr. STEDMAN'S for a Patten and Clog, being of infinite Utility and Ease to such Persons as may wear them,
366
370
Original Communications.
On the distinctive Difference of Messrs. CHAPMANS' and Mr.
CURR'S Patents for Flat Ropes. Communicated by Mr.
W. CHAPMAN,
Description of a cheap Apparatus for filtering and purifying
Water. Communicated by Mr. J. I. HAWKINS,
Observations on Mr. BIRCH'S Patent for an Improvement in the
Construction of the Roofs and upper Quarters of Carriages.
Communicated by the Patentee,
Observations on Mr. MORRIS'S Patent for a Machine for Man- gling Communicated by the Patentee,
On the Construction of the Teeth of Escapements. Communi-
cated by Mr. ROBERT KING,
Description of a Threshing Machine, made by Mr. JOSEPH
FROST. Communicated by a Correspondent,
Account of the third Voyage of the Ship Economy, built accord-
ing to Mr. J. W. BOSWELL'S Patent Plan. Communicated
by the Patentee,
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,
Description of a Mortar for preparing Mercurial Ointment. By
Mr. JAMES PHOENIX. Communicated by the Author,
Improvements on Wheel Carriages. By Mr. P. ANDREWS. Com-
259
306-
municated by the Author,
ibid.
Observations on several of the Articles inserted in No. 77. Com-
Graham's Dead-Beat improved. By Mr. R. KING. Communi-
cated by the Author,
375
Papers