New-York daily tribune. [volume] (New-York [N.Y.]) 1842-1866, 1845-08-15
,lncmonic- " Improved"

HORACE GREELEY, Esq. uf1r Sr.-n The absence of
Prot Gouraud from the city feel myself bound in duty
A. friend and a. one who derives great benefit andpoa
sure from his system Of Mncmocchny 20 answer soi.a
unjust assertions and illusions made in connection N
his name and system in one OF your late numbers
letter in the Tribune Of Saturday last intended fore
runner 70 introduce % the notice OF the community
new. born system Of Mnemonics improved cot courso
on Prof q : Mnemocchny. the great im
proyements Of the said system called Tachyna'hy,
the following remarkable novelties O. viz.
l. The mncmonizng Of lattudcs and lonstudes w'h
the degrees minus and seconds % ,. The mnemonl
ing Of populations with the decimal numbers or unit.
while Mr. Gouraud,' says the writer in his system
be satisfied dn the first instance) with giving the
degree merely and (in the second instance) descenis
oay to hundreds" Now Mr. Editor 10 give as an i'm.
proyement on Prof Gouraud's system of mnemoiechny
the possibility OF mnemonizing MINUTES and seconds .n
attitudes and units in mbcrs (and this to New-YorS
public where Prof Gs pupils numbered by thousand.
truly seems incredible This proposition clearly shows
that your correspondent mot DR. C. knows nothing Of
Prof c. system for if he had attended the Professor
entertaining lectures or opened his recently published
work at pages poo 267 and BOG he would have doubtless
remembered that the Mnem oechnist carry. far
he may choose such fractions minutes and .ecoads
4
numbers to any extent he may fancy-which Prof q
does not give in full simply he says and ia which
every one will agree with him. because they Of
absolute importance practical purpose. except to ihe
mathematician who fix them for his use. If be-
wants them according to the directions given
In the large astronomical guarf0 tables Of Prof g. you
will find all the elements Of the Solar System given n
hours and degrees minutes and seconds and even fractions
If .eoonds. Here is think, conclusive proof md
from recolcti0a) in one OF Prof Gs communicated
muas that the time which would be- required 10 20 g.
the Planet Uranus the of ~ miles hour The
distance being from the Earth J. 7Oi 10 2s miles in round
numbers, would be- $3.50 yenrs. . months. r. days 20
hours minutes 81 seconds. 50 OF a second and 6Oi0O
Of OF a second Can the improved system Of DR..
c. offer m0re 10 the public or 10 the mathematician
Dr. c. plan adds your correspondent is c0g.bi.
nation Of the systems OF DR. Gray, Mr. Fe.naglc anU
OTHER WRITERS the subject OF this have not tie
slightest doubt particularly az regards Tie OTHER Wal
rERs As % the important mDdtCTfyHs OF Dr. 4. the
subject" shall them in the proper manner
the conclusion Of this With irs srengia1 e5grf
continues your correspondent Dr. will give YOU for
Instance o. the number OF inhabitants in every state ~
The Union, sc the number OF slaves population Of clc-
and towns the number OF square miles square roots o.
nggres SC not IN round numbers but the very unit ll
That your correspondent should marvel ihese spr
cimens Of Dr. C.s Tlchguaftic memory. because The
learned Dr. repeats some hundreds 0i numbers p0pu-
atiOus Of cities and ATTITUDES and lOugfudes, shows
fnaf ne ErUf g.. FUlunnDus
20 40 octave pages, l-Onlc luncrcd pf winch no"
printed and for Al bis publishers Ia New YORK whore
irures units and dccmas, on these very topics and
many others besides can be- counted by scores o..
thousands This shows also that h. attended Prot
o.. public experimental lectures az the American in
-,itute the Broadway Tabernacle. where be- would
have even tte children ysars oh who repeat
81 with Jess than little seeming effort 10 remember
rightly IN the presence # wondering thousands other
statistical facts from Mnenotechzic associations besides
attitudes and longtlses and populations Prot e. pfo
gramme contains, among other nnunerable th.ngs all
the LOgdrhms y from one 70 ten thousand with seven
decfnas Il this nothing
With regard % the assertion Of your correspondent
Mr. Editor that DR. c. is gentleman Of anque,0aajie
earning without spice Of fte hRHbag.' ! am happy
20 in this belief with him, and wish, with an mJ
heart that those who have read Ms letter may ~
the same conclusion in his favor wish also. If Dr. q
comes next Fall % introduce his new and improve
system 20 the admiration Of the New Workers he may
with large classes. and with many friends and
admirers AS Prof GoursId id. At all event. be- may
surely rely upon pupil, for would certainly take
ticket 20 hs course 20 enjoy the benefits ofhs wonderful
improvements.
In the meantime Mr. Editor. am willing 10 subscribe
Prof GOurauds behalf with full confidence OF hl- ap-
proval for II -D1-fhe c5H sinks Boz or the
benefit Of any charitable Institution you may designate
yourself before after the trialf should not prove
upon exann nation that the s0tdisaaf new and improved
system Of Dr. G. 0r that n 0THER waiTERs. does not
t-er In any thing 0f material importance from Prot n
inemotechny and that IL doe not mpar % the mental
powers any way u adroty ln-nuated By your
ff-pnnufnt the power q p rtOrmin- the slightest fllL
metca operation without the assistance Of rsady male
mnen0technic formulas Of some sort Or other Prof
Guuraui i now bu-y engaged upon the application OF
bis system 70 the learning u prose poetry and language
for fhs coming Autumn wonder wha, will BE- the
novel Improvements which these mnernouic eeu.uses
vii otter 10 the world after h. .ha. have pub shed
tiem And yet they have had nearly years before
them 70 ~ something Of the kind on taeir own
nook and producing from their own brain
am NJ Editor, very respectfully. your O0't seryt.
Ner York. Ira AazEsf l-ij JSO. sWINBORNE.
NiBIos.-The best Irsh Comedian now on The stage
has bsnent here this evening. Let i BE- a beneht
Plae!de appears with Brougham in the Nervous Man,
piece that has elected the applause from crowd
ID Saloons. The entertainments terminate with that
exquisite piece Of droery called the Irish Lion IN which
Brougham drives away any amount Of care an auditor
nay bring Those elegant little dancers Psrtington and
Celeste aso appear and the full strength OF the con-
pany viii be brought into requislIiou. Tomorrow
evening the engagement Of PIacide All Brousham teT.
mlastss