JB/106/004/003

Click Here To Edit

Signal for
Taking Station
at the tube - a
Cracker fired at
the other end.
N.B. The Chemist
crackers are very
small and loud.

Experiments
Hygrometrical
Barometrical
Hydraulic
Acrological
Inable by means
of such a body of
secluded air at
command.

---page break---

Will sound when
transmitted in this
way be as long in
the travelling as in
the open air?
If so, at 1000 pr
second it would
above 5 1/4 seconds
travelling a mile

Could a Whisper
be transmitted to such
great distances?

Could the ordinary
voice?

Would it remain
articulate?

If not, would
the notes of music
retain their pitch?

If so, conversation
might be carried
on by org trumpets
or rather by organs
notes being put for
letters.

24 notes being too
large a scale, the
alphabet might be
contracted within the
compass of an octave
by means of different
stops

Half notes should not
be adopted employd
as not being sufficiently
distinguishable

Stops{ Wood Flute
{Metal plan Cornet
{Metal with a reed Bassoon & Hautbois.

---page break---

To ascertain whether the persons with whom these may be reaction to converse are ready for conversation, certain words of course should be exchanged at cerain periods Would curves in and angle make any and what difference? Half a mile the extent of the Panopticon Hill grounds would afford a very instructive experiment with respect of a distance of many mile: if thiere were no perceptible diminution in 1/2 a inch, there might be none in many mioles: if there was a perceptible diminution in one case, it would afford grounds for estimate conjecturing the degree of diminution in the other.

Identifier: | JB/106/004/003"JB/" can not be assigned to a declared number type with value 106.
Date_1	1793-09-24	Marginal Summary Numbering
Box	106	Main Headings
Folio number	004	Info in main headings field	conversation tubes to nepean, 1793
Image	003	Titles
Category	text sheet	Number of Pages	2
Recto/Verso	recto	Page Numbering
Penner	jeremy bentham	Watermarks	[[watermarks::l munn [britannia emblem]]]
Marginals		Paper Producer	benjamin constant
Corrections		Paper Produced in Year
Notes public		ID Number	34592
Box Contents