Weekly national intelligencer. [volume] (Washington [D.C.]) 1841-1869, 1853-07-16

sde upright pin was fixed close to the further edge of
the board at the middle to the fulcrum for the
indicating lever Then four glass rods inches long and
in diameter, placed the rollers different
parts of this and the upward board placed
them the rods permitted any required amount Of pres
the boards with free motion of the uyper the
lower TO the right and left At the part corresponding
tine pin in the lower board, piece cut Qua Of she
upper board and pin attached there which, being bent
downward entered the hole in the end Of the short
of the index lever this part Of the lever
the indicating proongation was straight haystalk l5
inches long In order to restrain the motion of the upper
boara on the lower two vulcanzed rubber rings were
passes round both at the parts not resting the table,
these while they tied the boards together acted also as
springs and while they allowed the first sebes tendency
to molten to be seen by the index, exered before the
upper board had moved quarter Of an inch, sufficient
power in pulling the upper board back from either side
to resist strong lateral action Of the hand All being
thus arranged that the lever away, the two
boards were tied together with string, running parallel to
the vucanized ruber springs, be immovable in
relation to each other They were then placed on the
table, and table turner sat down them the table very
shortly moyedl IN due order showing that the apparatus
offered no iapedment to the action. like apparatus
with metal rollers produced the result under the
hands Of another person. The index was put into
its place and the string loosened that the springs
should come into play 1t seen with the party
that could will the motion in either direction from whom
the index was purposey hidden that the hands were
gradually creeping up in the direction beoreagreed upon
though the party certainly thought they pressing
downward only When shown that it was so they were
truly surprised but when they lifted up their hands and
they were convinced When they looked at the index
and could for themselves whether they were pressing
truly downward obliquey produce resultant
in the right lef, handed direction then such an effect
never took place Several tried for long while toge-
ther, and with the best will in the world but no motion
right or left, of the table, hand any thing ese
CURED passage frem the letter in the Times worth
reproducing here as illustrating in other words the value
of this method of sefconvction g The result" says
Prof Faraday, was that when the parties the index
it remained very steady when it hidden from them,
fhpu1 nkaHo oWau
they believed that they always pressed directly down
ward; and when the table did move, there still
resultant of hand force in the direction in which it
wished tie table should move, which, however,
ercised quite unwttingy by the party operating This
resultant it is which, in the of the waiting time,
while the fingers and hands become stiff numb and in
sensible by continued pressure, grows up amount
sufficient the table the substances pressed
upon. But the valuable effect Of this apparatus
(which afterwards made perfect and indepen-
ien of the tabe is the corrective power possesses
the mind of the tableturner AS the index
placed before the most earnest and they perceveas
my presence they have always donehat tells truly
whether they are pressing downward or obquey, then
III effects OF tableturnng cease even though the parties
earnestly desiring motion, until they become
weary and worn out. No prompting checking of the
hands is neededhe poer gone and this only because
the parties made conscious of what they really
doing mechanically, and unable unwttngy to de-
ceve themselves. know that may say that it is
the cardboard next the fingers which rst and that
both drags the table and also the tableturner with it,
s,s issss q sS a end
sss ssss me too absurd
be admitted the table becomes ncumbrance and
person holding out the fingers in the air either naked or
tipped with god-beaters skin Cardboard, ought to
be drawn about the room, &c. but refrain from consi
dering imaginary yet consequent results which have
nothing philosophical or real in them."l
''Another form Of index was applied thus !: circular
hole was cut in the middle of the upper board and
OF
of the board thin slice Of cork fixed on the upper
surface Of the lower board corresponding the cartridge
paper the interval between them be quarter Of an
inch less needle fixed into the end of one ofthe
index haystalks, and when all in place the needle
point passed through the cartridge paper and press
ID slightly into the cork beneath stand upright;
hen any motion of the hand hand board instant
rendered evident by the DETECTION Of the perpendicular
lay-stalk to the right or left.
think the apparatus have described may be useful
many who really wish to know the truth of nature and
Tould prefer that truth to mistaken consuson desired,
erhaps, only because il to be strange Per-
ons do not know how difficult tits press directly down
vard in any given direction against fixed obstacle
II to know only whether they doing not;
ness they have indicator which, by visible motion
n otherwise, shall instruct them and this is more
,ecay the when the muscles Of the finger and hand
rave been cramped and rendered either tngng, or in
sensible, cold by long continued pressure. II fn-
ger be pressed constantly into the corner of window
ame for ten minutes more and then, continuing the
pressure the mind be directed TO judge whether the force
given moment is all horizontal all downward,
how much is in direction and how much in the other
Il will find great difficulty in deciding; and will at last
become altogether uncerain-at least such is my case
that similar result with others for have
had two boards arranged separated not by rollers but
BY plugs Of vulcanzed rubber and with the vertical in
iex when aperson with his hands on the upper boards
requested to press only downward and the index Is hid
den from his sight il to the right to the left TO
him and from him. and in all horizontal directions
utterly unable is he strictly TO fulfil his intention without
visible and correcting indicator Now, such is the use
u the instrument with the horizontal index and rollers:
he mind is instructed and thefnvountary or quasi in
voluntary motion is checked in the commencement, and
therefore, rises up to the degree needfu TO the
abe or even permanently the index itself No sup
that looking at the index in any way interfere
nth the transfer Of electricity any other power from
he hand to the board under It to the table. If the
board tends to move may do sothe index does not
onne il and the table tends there is no rea-
to together, they may do soas they did indeed
when the apparatus tied, and the mind and muscle
eft unmatched and unchecked.
"I must bring this long description to a close am
little ashamed Of It, for think in the present age, and
this part Of the world il ought not to have been re-
luired Nevertheless, hope il may be useful There
ire many whom do not expect TO convince; but may
allowed say that cannot undertake to answer such
objections as may be made state my own convictions
IS an experimental philosopher and find Ii no more
essary to enter into controversy this point than on
nv other in science the nature Of matter or inertia
r the magnezaton Of light, which may differ from
theirs The world will decide or later in all such
ases and have doubt very and correctly in the
resent instance. Those who may wish to the par
ocular construction Of the test apparatus which have
mployed may have the opportunity at Mr.. Newman's,
To- 122 Regent street Further, may say have sought
arnestly for Of lifting by attraction and indications
attraction in any FORM but have gained no traces Of
II - H. tka1 "a