New-York tribune., 1870-09-20
LOCAL MISCELLANY.
FAIRS.
TIE AMERICAN INSTITUTE FAIR.


Ahout 6OOO poople visited the Empire Rink
Yesterdays larger number than any previous day of
the exhibition. There several engines in running
srtler and quito number OF machines In motion every
evening. f. d. Bassford Of Cooper Institute covers an
entire table with of sycrpated ware au.
by the Meridcn Brittana Company, and one case ~
glassware beautifully cut by Quinuel Il HairIS ="
BrOomest., who exhibit themselves case "t lheI @ "
est designs. The Meriden Cutlery Company eAhoi' III.
array OF table knives with steel ivory, or haru Iu'
handles case of ivory handled nut picks TWO
Of spoon fork and pearlh handed Ac;
nanoieS' ma ;dH an bonj,. and blade inches long
OIL uontnr a postley Of Duane-st. exhibit durable
waterproof building paper i9r WtSinry cf broadway
bli, toslisted hoorug Of elegant designs, composed
Uf small blocks of selected hard WOous th vi ~. ' a ~
tbehness cnt into a variety of ge0metrea ngres, anu
- jrl aJiusted that when laid down every lolnt hts
ns accurately rs the machinery OF walcn' lnese are
rooyes IN the edges blocks, which are treated by
new process that is said TO e1ectualy prevent srlhA
One Of he most ingenious and useful inventions on
exhibition electromagnetic regulator Tor dainpefs
OF Plattst This designed to automicaly regulate inc
T Hpnds nndcreing eVaporston or dstillaOn and the
hight Of the liquid in steam boilers ana other
wire is Theoretically sealed In portion 9t the
tube prolonged below the bulb An aG1ustn tr9n,ty
of the themometer stem, ana .oo1 I.s enu odirst
thrust down the tH9e i inns wIT TaS or lowered
unt its end stands al any desired degree OF the scale
By means OF binding these two wires have elec-
ric connection with other wires which pass 70 tne
furnace and are there connected with the apparatus Dy
which the valve dampCr Is operated pdttei! ,CuP
is interpOscd i'm the circuit al some ConVenlent I0cI!
A. soon as heat the mercury 10 rise ana et
The poiut of the adjustable wire an electric circuit
is completed, the current passing through the
helix a temporary gnet causing It's alale 10 pe
attracted moving lever by which the waive OF uanpcr
closed This closing dimnishes the heat ana lhe ef-
rury falls AWAY breaking the circuit, Wheh
"A spring draws the armatuTe from the electro magnet
and Opens the damper valve which Is thus regulated
Eo as 90 keep the mercury Oscatng al the point OF the
wire and 10 maintain the temperature OF the room AT
very nearly constant point In the thermometer con
structcd for immersion in any liquid whch ~ Is uc-
sired to keep at a fixed temperature, the upper "u5
il also Theoretically sealed, attcr beng ADJUSTED 70 Ine
degree al which il is desired 10 MAINTAIN the nquld'
when the pressure steam 90 he regulated the steam
gauge acts regulator the electric circuit being mace
or broken needle, which dips In cup Of mercury
Hdiusted al a proper point The hight OF liquid III a
reservoir is regulated by float which establishes an
electric circuit and thereby shuts valve III the supply
pipe whenever the liquid rises in the slightest degree
shove the point desired.
wESTCHEsTER COUNTY FAIR.
The receipts of the annual fair of the West
chester County Agricultural and Horticultural Society
held last week, amounted TO $500 considerable in
crease over any former year. Had the weather on
saturday been favorable. from 5000 10 $500 more
would have been realized. Ii is understood that the
season, which opened with grand BALL is TO be
closed in similar manner in the course of fortnight
The experience of the last years proves that the
trials Of specd races form the most attractive ea
lures of these a and secure the largest attendance