, 1874-12-20
rate, was moi . proper party to decide whether

plainly proved that many OF the Inspectors ap-
pointed were Incompetent men, hardware mer-
chants, ETC, aud that the proper person to hold
t such position WIS c thoroughly wel1-eaucated
and Practical tnsincor, who Vas competent to
adylse Offenders aganst the law OH. the beBs
1cSns Of aitefing their fur1accs in orutr to p.e-
vent smoke. OF course ono also secs that such
o man must be thoroughly honest aud totally
free from nll connection with any Of, tho numer-
GUS g,noke- -preycntiu. schemes IN the market.
| Ut, to this time the experience gained by tho
| working Of the oct Of 1SGG has not been en-
bodied IN any other act; and, although the
| furnace were generally cuuuciated go long ego
Al 1899, yet notice has beer, Eaen OF them i'll
| tho framing Of tho various acts by Legislators,
nor even by manufacturers and others interested
when examining various plans for the recon-
| Rtruc:iou Of their furnaces in order to prevent
| SMOKE.
| 1t costs less to profit by the experience Of
others than to 50 through the same ourselves; :;
and, therefore, it is wiso To examine into
| WHAT HAS BEEN DONE ELSEWHERE
towards Iegjstating for the sc.,EreEsion OF tho
| sMoke nuisance, befolu VIC attempt to abolish
That nuisance, III nc have it III our OWN city, and
| for that reason ars given tho facts above men,
toned.
with viow to discovering what was actually
being done or what had Eoe1l done by the various
property-no!dars and others i'll our city towards
| I'll abatenonr Of tho suloac nuisance. the writer
vi*ited several OF tho lu1go Office buildings, ho-
EElE Guu GIf-EOOuH uUlscHt dUA tAA11lACA4 LAEAA
furncccs and the following is the result OF such
examination. 1t should first be stated, however,
that the furnaces examined were not selected for
| that purpose on account Of their emitting the
| densest volumes Of smoho Ut any il the city,
| though this nllgh1 almost TO sntd with truth Of
| Bolne which cur readers will recognize = tour
was simply made through son1o ii the principal
buildings ou1ld aud III the viviEsy ii the Court
| House Square a11l certain ollldr buildings in
w.1cl, tho writer Aeard that stnoko- preventing
| appuratuscs Or nzd bc.n in aac.. At
| TIE UNION 1UILDISu
| two boilers mado ty Crane Dros- Msuuiac. .t1rin9
| Company. were III use, each II tect lous. teet
| inches diameter, cach Tired by ono furnace
| measuring feet by feat, two ftc-doore to each
furnace. OF tue usual douulc-sllcu construction,
with circular nir-hhu;ter OIL tho outside. ash-plt
doors same size frc-doors VIZ: 1G inches BY
| II inches. THIS air-sLutter mentioned WaB 3
| iuches diameter, NTH the three openings usually
provided, capable Of being closed if desired, ard
OF an area equaliuE 132d of tho area Of tho tire
door opening, the tre-1oor and nsh-plt openings
being eael, etlaling 1-1ath area OF the tre-Sratc.
| 1.-The uso OF these fractional figures WILL
| be apparent 10 every mschanic aud engi-
| ueer; TO the general reader theiS use
| will be explained in future ar1lc!e.l
| Average pressure kept MP in the boiler, Gu
| pounds per square inch; amount and k1ud OF
| coal consumed, G,000 pounds Of Wilmington Star
coal per tweutY-four hours consumption OF
fuel therefore, per square foot of hre-grate sur-
tnce per hour equals pounds nearly. Charnc-
| ter OF the work done: KuEalng ono Cranes
elevator: heating the wholo bai1dng: ana pro
| vidug steam Tor eight Lours daily TO tile air.
! compreeeing engines Of the Western Onion Tel
cgruph Company, which engines compress tie
cir for use il said Company'5 pneumatic tubes
One-si1tn of the Whole amount Of fuel
these alr-compreseols, Which consume TINT
amount during the eight hours Of tholr
| running. The boiler had been h1ted With Foxes
understanding arrangement, which, however.
las recently been removed to make room for
number OF cagt-iron globes, lately MIXED to tho
bottom OF the boilers to promote the circulation
therein No experiments appear to have been
made to determine the relnlive economy Of fuel
wheu the boiler was fitted With Foxes arrange
meut The fires at the time qf the writer's Slat
we.o being attended to with rather more thtn
the average amount Of care, but beng forced a
trilio too nluch WHICH ou llesh assisted III pro-
ductpg the snaoke observed 1roM tia cMnuoy-
stack. LII
TIE SEgcHAS1s' BUILDING,
Two OF Cranes Goi;ers were III uEs, measuring u
feet long by ) feet t; iuclps i'll diameter; Ira-
CRATES, hrs-doors, and asll-pt doors Of the sa,ne
alze as those III the Union Building. AyeraSs
daily amount aud Kind OF coal burnt, 5Ovo
pounds per diem OF Wilmington and Terni liol
lcalcDg bitu1niuoas). Consumption OF fuel pei
square foot Of grate SURFACE PEI hou:1 l3 pounds.
Character OF tue work performed, running oue
Craue's elevator aud LeAtinE the whole building.
Boilers fitted with Foxes smoke-Consumer aud
Fuel -Economizor, which may as we'll be here
described. II consists in placing an extra wall
under tho boiler. about inches behlnd the
ordinary brilgs-ual, and supported by
n number OF tiles got On eiGe, placed
lenctAways OF the boiler, and thus forming hum
bsr Of channels about 10 feet hgh through which
the iiao passes. The theory is, that the cold air
introduced through through the ire-doors will
pass nlunv the bottom OF tue boiler, and striking
against tho rea-hot faco of the wnu Just men
toned. is detected backward Ind downward,
thus uniting with nnl 1sni1lng the eaEea pass
ing over ths top of tho b.1dge-wal- We 1eserye
our conln,4nlB On this nnu other schemes Tor tho
pfeseu1. Tie boilers in
THE METROPOLITAN BLOCH
were .1ao Of Cranc's natufnctusa- two IN num-
Ter. each II feet long by feot III diameter,
asi1-pits of general arrangement sllniiar
in every respect rave it, size to those
in the two buildings before mentioned.
Their size, however is II inches By Is Inches,
aud proportion Of ash-pt opening to fre-grate
surfuce cqunis l-l1th nearly. Average pressure,
IS pounds Ger square inch amount and kind OF
fuel used. 5000 pounds per daily run Of ton
hours OF Erie and hard coal screenings, mixed !;
consumption OF fuel per Square foot Of crate
srrface per hour, l21z pounds; character OK the
work performed running one Crane elevator
and heatinS the whole building. Boilers are
fitted with Foxes Fucl-EcLuomlzer end Smoke
Consumer; nevertheless The smoke from thus
clli1nney-stack is plainly nuisance. Tho en-
would act better in the t,Eo Of bituninot1s corl
entirely, as hard coal gives too short a fame to
reach over the fro bridge aud there mix with
tile hot gases: III
THE SHERMAN HOUSE.
There are two If john Davis boilers. each II
feet long by / feet in diameter; 6re-srate SUR
face, 4 feet by feet inches; flre-doors 1ittod
with rectangular air-shntter Hize OF tire-doors
and ash-pit doors each, 13 by 1G inches; ARIA OF
air-shutter equals 1-1sth Of tire-door opening;
area Of fro-door or ash-pt opening equals 1-13th
OF 6re-grate area, nearly; average pressure in
boilers, so pounds amount and kind OF fuel
used. 10000 pounds per day OF twentT-four
hours. OF Barclay (bituminous) coal; consump-
ton OF coal pes square foot Of CRATE surface, per
hour. III pounds character Of the work per
formed driving two Tafts Il Mfllers elevators,
and one engine for laundry purposes, end also
providing steam for cooking, and heating the
whole hotel.
THE hlDE-DEALERS.
CONVENTION YESTERDAY.
4 large number OF prominent Aide-dealcrs met