Letters on Natural Magic; Addressed to Sir Walter Scott, Bart.Brewster, David
History
Letters on Natural Magic; Addressed to Sir Walter Scott, Bart.
Brewster, David
Scientific recreations
The flowers were generally at an inch distance, and the rows were
placed so that the flowers formed what are called diamonds. There were
seventy-two rows of flowers in a yard, so that in every square yard
there were nearly 4000 flowers, and in every piece of ten yards long
40,000. The number of loops or stitches in a flower varied with the
pattern, but on an average there were about thirty. Hence the number
of stitches in a yard were 120,000, and the number in a piece is
1,200,000. The average work done in a week by one machine was fifteen
yards, or 60,000 flowers, or 1,800,000 stitches; and by comparing this
with the work done by one person with the hand, it appeared that the
machine enabled one person to do the work of twenty-four persons.
One of the most curious and important applications of machinery
to the arts which has been suggested in modern times, was made by
the late Mr. Watt, in the construction of a machine for copying or
reducing statues and sculpture of all kinds. The art of multiplying
busts and statues, by casts in plaster of Paris, has been the means
of diffusing a knowledge of this branch of the fine arts; but from
the fragile nature of the material, the copies thus produced were
unfit for exposure to the weather, and therefore ill calculated for
ornamenting public buildings, or for perpetuating the memory of public
achievements. A machine, therefore, which is capable of multiplying
the labours of the sculptor in the durable materials of marble or of
brass was a desideratum of the highest value, and one which could
have been expected only from a genius of the first order. During many
years Mr. Watt carried on his labours in secret, and he concealed
even his intention of constructing such a machine. After he had made
considerable progress in its execution, and had thought of securing
his invention by a patent, he learned that an ingenious individual
in his own neighbourhood had been long occupied in the same pursuit;
and Mr. Watt informed me that he had every reason to believe that
this gentleman was entirely ignorant of his labours. A proposal was
then made that the two inventors should combine their talents, and
secure the privilege by a joint patent; but Mr. Watt had experienced
so frequently the fatal operation of our patent laws, that he saw many
difficulties in the way of such an arrangement, and he was unwilling,
at his advanced age, to embark in a project so extensive, and which
seemed to require for its successful prosecution all the ardour and
ambition of a youthful mind. The scheme was therefore abandoned;
and such is the unfortunate operation of our patent laws, that the
circumstance of two individuals having made the same invention has
prevented both from bringing it to perfection, and conferring a great
practical benefit upon their species. The machine which Mr. Watt had
constructed had actually executed some excellent pieces of work. I
have seen in his house at Heathfield copies of basso-relievos, and
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