A NEW METHOD OR INVENTION FOR CASTING OF GUNS OR CANNON, FIRE ENGINES, CYLINDERS, PIPES, AND SUGAR ROLLS, AND OTHER SUCH LIKE INSTRUMENTS, IN DRIED SAND, IN IRON BOXES MADE FOR THAT PURPOSE, WHEREBY THE SAID GUNS OR CANNON, FIRE ENGINES, CYLINDERS, PIPES, AND SUGAR ROLLS, AND OTHER SUCH LIKE INSTRUMENTS WILL BE MADE AND CAST IN A MUCH MORE NEAT, COMPLEAT, EXACT, AND USEFULL, AS WELL AS CHEAP AND EXPEDITIOUS MANNER, THAN ANY METHOD HITHERTO KNOWN AND MADE USE OF
Year: 1758

page_text: TO ALL TO WHOM THESE PRESENTS SHALL COME, I,
ISAAC WILKINSON, of Barsham Furnace, in the Parish of Wrexham,
in the County of Denbigh, Gentlemen, send greeting.
WHEREAS His most Excellent Majesty King George the Second,
by His Letters Patent under the Great Seal of Great Britain, bearing
date the Twenty-first day of April, in the thirty-first year of His said
Majesty's reign, on the humble petition of me, the said Isaac Wilkin-
son, representing that I had by great study, charge, trouble, industry,
and repeated and expensive experiments, found out and invented " A
NEW METHOD OR INVENTION FOR CASTING OF GUNS OR CANNON, FIRE
ENGINES, CYLINDERS, PIPES, AND SUGAR ROLLS, AND OTHER SUCH LIKE
INSTRUMENTS, IN DRIED SAND, IN IRON BOXES MADE FOR THAT PURPOSE,
WHEREBY THE SAID GUNS OR CANNON, FIRE ENGINES, CYLINDERS, PIPES,
AND SUGAR ROLLS, AND OTHER SUCH LIKE INSTRUMENTS WILL BE MADE AND
CAST IN A MUCH MORE NEAT, COMPLEAT, EXACT, AND USEFULL, AS WELL AS
CHEAP AND EXPEDITIOUS MANNER, THAN ANY METHOD HITHERTO KNOWN AND
MADE USE OF," did give and grant unto me, the said Isaac Wilkinson,
my executors, administrators, and assigns, His especial license, full
power, sole priviledge and authority, that I, the said Isaac Wilkinsou,
my executors, administrators, and assigns, and every of them, by him-
self and themselves, or by his and their deputy and deputys, servants,
or such others as I. the said Isaac Wilkinson, my executors, adiuinis-

page_text: trators, or assigns, should at any time agree with, and no others, from
time to time and at all times thereafter, during the termn of fourteen
years from the date of the said Letters Patent next and immediately
ensuing, and fully to be compleat and ending, according to the form of
the Statute in such case made and provided, should and lawfully might
make, use, exercise, and vend the said Invention, within that part of
His said Majesty's Kingdom of Great Britain called England, His
Dominions of Wales, and Town of Berwick upon Tweed, in such
manner as to me, the said Isaac Wilkinson, my executors, adminis-
trators, and assigns, or any of them, should in their discretion seem
meet, in which Letters Patent a proviso is contained, that if I, the said
Isaac Wilkinson, should not particularly describe and ascertain the
nature of my said Invention, and in what manner the same was to be
performed, by an instrument in writing under my hand and seal, and
cause the same to be inrolled in His said Majesties High Court of
Chancery within four calendar months next and immediately after the
date of the said Letters Patent, that then the said Letters Patent, and
all libertys and advantages whatsoever thereby to me granted, should
utterly cease, determine, and become void, any thing therein contained
to the contrary thereof in any wise notwithstanding, as in and by the
same, relation being thereunto had, may more fully and at large appear.
NOW KNOW YE, that in compliance with the said proviso, I, the
said Isaac Wilkinson, do hereby describe and ascertain my said Inven-
tion for casting of guns or cannon, fire engines, cylinders, pipes, sugar
rolls, and such like instruments, in manner herein-after mentioned.
(that is to say):
it
The outside or cope of the mould or moulds in which the guns or
cannon, fire engines, cylinders, pipes, and sugar rolls, or such like
instruments, or any of them, is or are intended to be cast must be made
of sand, mixt with a little horse or cow dung, or any other thing to make
This sand is made wett and then rammed up,
the patern
porous.
being first put in iron boxes made for that purpose, of two, three, four,
five, or any number of parts or peices, as the nature of the instrument
to be cast requires; then the boxes are to be taken asunder into peices
and the patern taken out; then the sand in the boxes is dried in a stove,
and when dry it must be blacked or faced with some wett charcoal dust,

page_text: or black lead, or any other mixture or thing, to make the sand come of
or part from the metal when cast. The insides or cords of all the different
instruments above mentioned are made with iron bars, either hollow
and full of holes, or sollid and traced or fluted, and if the bore is large
it may be made of bricks walled, and the barrs of iron or bricks are to
be wraped round with ropes made of straw or hay, to take the air of.
and must be then covered with a proper thickness of the said sand, and
then dried and blacked, as before directed; and then the moulds
are put together and the instruments cast, and bored, and turned. as
required.
In witness whereof, I, the said Isaac Wilkinson, have hereunto
set my hand and scal, this First day of August, in the thirty-
second year of the reign of our Sovereign Lord George the
Second, by the grace of God, of Great Britain, France, and
Ireland King, Defender of the Faith, and so forth, and in the
year of our Lord One thousand seven hundred and fifty-eight.
AND BE IT REMEMBRED, that the First day of August afore-
said. in the year above written, the said Isaac Wilkinson came before
our Lord the King, in His Chancery. and acknowledged the Writing
aforesaid, and every matter and thing therein contained, in form above
said. And the said Writing was stamped according to the Statute
made in the sixth year of the reign of the late King William and
Queen Mary and so forth.
Inrolled the Fith day of Angust in the thirty-second year of the
reign of His Majesty King George the Second, 1758.