men of invention and industry-第33章
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father at Birmingham。 In 1804; they seem to have been in a state
of great excitement about the expected landing of the French in
Scotland。 The volunteers of Ayr amounted to 300 men; the cavalry
to 150; and the riflemen to 50。 〃The riflemen;〃 says John; 〃go
to the seashore every Saturday to shoot at a target。 They stand
at 70 paces distant; and out of 100 shots they often put in 60
bullets!〃 William says; 〃Great preparations are still making for
the reception of the French。 Several thousand of pikes are
carried through the town every week; and all the volunteers and
riflemen have received orders to march at a moment's warning。〃
The alarm; however; passed away。 At the end of 1804; the two
boys received prizes; William got one in arithmetic and another
in the Rector's composition class; and John also obtained two;
one in the mathematical class; and the other in French。
To return to the application of gas for lighting purposes。 In
1801; a plan was proposed by a M。 Le Blond for lighting a part of
the streets of Paris with gas。 Murdock actively resumed his
experiments; and on the occasion of the Peace of Amiens in March;
1802; he made the first public exhibition of his invention。 The
whole of the works at Soho were brilliantly illuminated with gas。
The sight was received with immense enthusiasm。 There could now
be no doubt as to the enormous advantages of this method of
producing artificial light; compared with that from oil or
tallow。 In the following year the manufacture of gas…making
apparatus was added to the other branches of Boulton and Watts'
business; with which Murdock was now associated;and as much as
from 4000L。 to 5000L。 of capital were invested in the new works。
The new method of lighting speedily became popular amongst
manufacturers; from its superior safety; cheapness; and
illuminating power。 The mills of Phillips and Lee of Manchester
were fitted up in 1805; and those of Burley and Kennedy; also of
Manchester; and of Messrs。 Gott; of Leeds; in subsequent years。
Though Murdock had made the uses of gas…lighting perfectly clear;
it was some time before it was proposed to light the streets by
the new method。 The idea was ridiculed by Sir Humphry Davy; who
asked one of the projectors if he intended to take the dome of
St。 Paul's for a gasometer! Sir Waiter Scott made many clever
jokes about those who proposed to 〃send light through the streets
in pipes;〃 and even Wollaston; a well known man of science;
declared that they 〃might as well attempt to light London with a
slice from the moon。〃 It has been so with all new projects
with the steamboat; the locomotive; and the electric telegraph。
As John Wilkinson said of the first vessel of iron which he
introduced; 〃it will be only a nine days' wonder; and afterwards
a Columbus's egg。〃
On the 25th of February; 1808; Murdock read a paper before the
Royal Society 〃On the Application of Gas from Coal to economical
purposes。〃 He gave a history of the origin and progress of his
experiments; down to the time when he had satisfactorily lit up
the premises of Phillips and Lee at Manchester。 The paper was
modest and unassuming; like everything he did。
It concluded: 〃I believe I may; without presuming too much;
claim both the first idea of applying; and the first application
of this gas to economical purposes。〃'9' The Royal Society
awarded Murdock their large Rumford Gold Medal for his
communication。
In the following year a German named Wintzer; or Winsor; appeared
as the promotor of a scheme for obtaining a royal charter with
extensive privileges; and applied for powers to form a
joint…stock company to light part of London and Westminster with
gas。 Winsor claimed for his method of gas manufacture that it
was more efficacious and profitable than any then known or
practised。 The profits; indeed; were to be prodigious。 Winsor
made an elaborate calculation in his pamphlet entitled 'The New
Patriotic Imperial and National Light and Heat Company;' from
which it appeared that the net annual profits 〃agreeable to the
official experiments〃 would amount to over two hundred and
twenty…nine millions of pounds!and that; giving over
nine…tenths of that sum towards the redemption of the National
Debt; there would still remain a total profit of 570L。 to be paid
to the subscribers for every 5L。 of deposit! Winsor took out a
patent for the invention; and the company; of which he was a
member; proceeded to Parliament for an Act。 Boulton and Watt
petitioned against the Bill; and James Watt; junior; gave
evidence on the subject。 Henry Brougham; who was the counsel for
the petitioners; made great fun of Winsor's absurd
speculations;'10' and the Bill was thrown out。
In the following year the London and Westminster Chartered Gas
Light and Coke Company succeeded in obtaining their Act。 They
were not very successful at first。 Many prejudices existed
against the employment of the new light。 It was popularly
supposed that the gas was carried along the pipes on fire; and
that the pipes must necessarily be intensely hot。 When it was
proposed to light the House of Commons with gas; the architect
insisted on the pipes being placed several inches from the walls;
for fear of fire; and; after the pipes had been fixed; the
members might be seen applying their gloved hands to them to
ascertain their temperature; and afterwards expressing the
greatest surprise on finding that they were as cool as the
adjoining walls。
The Gas Company was on the point of dissolution when Mr。 Samuel
Clegg came to their aid。 Clegg had been a pupil of Murdock's; at
Soho。 He knew all the arrangements which Murdock had invented。
He had assisted in fitting up the gas machinery at the mills of
Phillips & Lee; Manchester; as well as at Lodge's Mill; Sowerby
Bridge; near Halifax。 He was afterwards employed to fix the
apparatus at the Catholic College of Stoneyhurst; in Lancashire;
at the manufactory of Mr。 Harris at Coventry; and at other
places。 In 1813 the London and Westminster Gas Company secured
the services of Mr。 Clegg; and from that time forwards their
career was one of prosperity。 In 1814 Westminster Bridge was
first lighted with gas; and shortly after the streets of St。
Margaret's; Westminster。 Crowds of people followed the
lamplighter on his rounds to watch the sudden effect of his flame
applied to the invisible stream of gas which issued from the
burner。 The lamplighters became so disgusted with the new light
that they struck work; and Clegg himself had for a time to act as
lamplighter。
The advantages of the new light; however; soon became generally
recognised; and gas companies were established in most of the
large towns。 Glasgow was lit up by gas in 1817; and Liverpool
and Dublin in the following year。 Had Murdock in the first
instance taken out a patent for his invention; it could not fail
to have proved exceedingly remunerative to him; but he derived no
advantage from the extended use of the new system of lighting
except the honour of having invented it。'11' He left the benefits
of his invention to the public; and returned to his labours at
Soho; which more than ever completely engrossed him。
Murdock now became completely identified with the firm of Boulton
& Watt。 He assigned to them his patent for the slide…valve; the
rotary engine; and other inventions 〃for a good and valuable
consideration。〃 Indeed his able management was almost
indispensable to the continued success of the Soho foundry。 Mr。
Nasmyth; when visiting the works about thirty years after Murdock
had taken their complete management in hand; recalled to mind the
valuable services of that truly admirable yet modest mechanic。
He observed the admirable system; which he had invented; of
transmitting power from one central engine to other small vacuum
engines attached to the several machines which they were employed