The aegis & intelligencer. [volume] (Bel Air, Md.) 1864-1923, 1878-04-26
The Telephone and PhOnograph.
AN INTERESTING LECTURE.


Perhaps no scientific discovery has taken such hold
of the popular mind, aS the Improvement in Tele0ra
ply by the invention uI tho Telephone whose uractcn
utility dates back but little further than oIII recent
Centennial Exhibition 1t was not surprising there
fore, that IN" announcement that lecture upon the
Telephone aud Fhnuagraph before The Fallston Liner
AIRY Association for tie benefit 81 its Library, y Geo
q. Curtiss NJ, Principal of Oakland Boarding School
should have brought tugcthera large number of inf e
gent people The lecturer began by giving II fun de-
scriptiUn of the principles of Ieegruuhy pxul.inin,
some Uf its improvements, and showing that the mn a
tions which are to lie heard in every telegraph Office
the same that, perfected make the Tee hone the
talking instrument that it is Several the iustru.
meuts invented since the first by Philip Rice in 1861
were clearly demonstrated by diagrams showing the
causes why inventors had not been able 10 give articu
late sounds Tie difficulties WERE however shn yn to
have been surmounted by A. G. Bell, the pltence Of
those now in use
The principle of the Photograph invented by rhos
A. Edison, of N j., was also carefully illustrated and
doubtless there present that have not formed
some idea of how the voices OF our friends may he
ground out of the little machine years after they
spoken TO us, by merely placing in the machine the
electrotype Of the sheet of tin foil upon which the i'm.
pressions originally received,
The lecture concluded By practical illustration
of the working of the instruments, four having heen
kindly loaned by Messrs Watts cG Co., of Baltimore
neighbOring house was connected by Wires to which
the telephones adjusted. Two three ladies then
repaired thither and by singing with their voices
directed into the Telephone by the use of similar in
strumentS in the lecture room, the words and tune
could DO distinctly heard Many had received an i'm.
pression from accounts in the papers, the musical
entertainments given in city, and by means of IN.
Telephone enjoyed in cities fifty or a hundred miIes
away, that the whole hall filled with the sweet
strains that delighting those whence they orgna
ted. But not So We find that each to hear must lie
provided with Telephone in connection with the wires
OF the main line This, however, does not detrart
from the marvel of the inventsn u doubtless il ma
be further perfected until from instrument will
proceed sounds that will interest large assembages
The lecturer, who has been distinguished for his
earnestness in tho of education aud in his desire
to aid in the extension OF science has upon several
casiOns given in the present case gratutous lee
lures when he believed the subec would interest the
community. short time since he delivered what he
only called "a Talk, but which proved be very in.
structiYe ecture upon discoveries in relation TO
the Pyramids and by the size of the assemblies he
gathers, it is evident his disnerestcd lectures are high
ly appreciated by FallsOn and its environs.
1t has been pesnre, since the lecture in company
further exhibition of this wonderful invention Tho
loaned Telephones of Mcssrs Watts & Co. were again
used, and with the length wire as on the night
o the lecture, heard with surprising distnctness all
that was said Owing to the company being smaller
there naturally not much confusion and though
words were not dscernible, when the voice was not
directed in the instrument, still we were conscious OF
conversation going on, and if the day had beon calm il
would, we think have been dangerous to have said any
thing that not desired to be heard at the other end
of the line. Mr.. Curtiss has made for illustration ia
his pupils, u telephone OF his own though in conse-
quence Of the of the wire in wrappnp the
temporary magnets, its results were not altogether
satisfactory yet words and tunes were distinctly heard
with the same length of wire. ca NJ
FALLsToN, April 22d, 1878