The sun., 1893-05-21

way. just as was leaving. stanton. 1t woulc
pave teen too early last sIring." And a
| was right"
NOTES uN SCIENCE AND INDUSTRY
At the late International Congress In St
Petersburg. NM Parent and Concanargeres
Of the State and Paris Lyons. and Mediter.
rsnean railways respectively. declared in sub.
stance that tho advantages claimed for the
compound system had not yet been demon
strated to the satisfaction OF all engineers
the fact being. however. according to their
statement. that those in favor Of compound
locomotives nre more numerous than those
who are opposed to them. and that the
nnm6cr OF such loco%oives in use has
ipoin aSSu. o to issa The ,s
ciompnnnd loeom9:iIes; j. 3ppear.; insreased a;
dor from 9a to los and the four cylinder en-
gInes from 80 to $40. These apprecinble de-
rhcr steam nr'
cylinder, compound locomotive It seems, has
met with most favor: though. on the whole.
with the four-cylinder. 1t is stated. too. that
tho results Of somc long continued tests have
coal is inexpensive. the changing OF ordi-
nary into com pound locomotives. or the build
ing. at the outset. Of compound engines. Is not
likely to lead to anysldrantage.
According to a French journal. the remark
able instrument invented u few years since.
and known as the kryptophone. has recently
been perfected to such n degree that 1t is now
suits in the line marked out by its invontor.
In tho make up Of this peculiar apparatus
pessd pess ths II viii respond and transmit air
vibrations produced by any nuise to n distant
telephone. an alarm bell being provided at the
receiving statio to attract the attention OF the
attendant The sensitivencss OF the device Is
said to be such that. with the receiving dia-
puIsations % H OF u ste steam bcat % from two to three
miles distant arc readily disccrnible. and
other tests show Its sensitive capacity in CIV
Ing warning Of noises at distance.
The process Of giving double width to
goods is now accomplished by q newly in
vented machine which largely overcomes the
trouble and imperiection heretofore charac-
considerable saving being also effected in
time and labor. In this arrangement the
cloth passes from the open pile or roll. between
such a. manner TINT the cloth passes up on to
s0s the amp "S the sn1 is
where tho double is made: between the lat
Ter poin. ana the entrance to the roll
is su'd d' and held in Sa "niform POSITION I Gsy Sy
means, Of rods and connections, which keep
passes Immediately into the rolling or wind.
ing apparatus. and Is lapred on to the board
In the usual way. The whole mechanism COW
ers comparatively little ground space and can
be easily run by one man. The machine. OF
course. works better with goods OF light grade
A"L weight than with those OF heavier class.
Steel paving appears to be coming more and
more into favo-. and important experiments
have Lee end continue to be made with dif-
fere /; meth o4s. aiming to secure tho m most sat
results. One OF the most practicable
syst ,m y ns thus far demonstrated. provides
for the laying OF wooden blocks on a steel
base-that is. above q thick stratum of sand
here are laid solid steel plates. which reach
Plate TO ths height 81 tTo inches are
Dotted to an underiyins Plate. plate and efIrsny run
ming from curb to street-car tracks. Grooves
on OF tse fss
As they are oblopg blocks. having sharp cor:
BY the tongues firmly at the bottom. and sup.
porting each other by close ntting.it is be-
II hu in OF Gs
gree Th' blocks are OF wood. eight inches
ong By four wido and six deep.
From accounts which have been published
n foreign papers. there seems to be failure
With the cast-iron eccentric straps adopted on
he East Indian Hallway. from the use OF
Shieh SO much was originally antcpated:
ppears that this form - Of strap was 3 tried some
ime back and discontinued. and It's subse.
luent reintroduction has not, been at
EXPLANATION Of this. as given. is that the
material somehoW gives, way without any
Towns. for which tho drivers W have been
,laned. It Is scarcely. fair. this, writer re.
marks. that some engines should be fitted |
thers have the hett-r made and m ore reliable |
Eng ish article: those who have engines fitted |
nrelaIle. Gut the Ensiish cas- castins. even % When as
Z iron, Is made from the virgin and less britt
10 metal
Some curious effects In the double dyeing OF
ilk goods are described in tho fertile Mercury.
nd these explain. in degree. the beautiful
ppearance characterizinG some Of those fab
les. ! q, Thus; b. nreparing the war;, yarns with
Weaving, this prepared yarn with wsft OF un.
.rerared material! then dysing the piece with
a2rdfnt J dye stntfs Ike ALTAR inc. the warp is
eft coloress or be dyed another color In the
rd,nnry l., D, Way Way lsy mordnntinc both warp and
sh all eoSrs d"as ysIas "Ia dEsns Z
4 'nye ,sna been mordanIed viii, alamiaa' H and
he one @ let 'sy yarns will hII'Izabine bs dv.d then
lark & red and tho other bright red or iiiustic
viii be died bright yellow. while the CHROME.
nordanted ilbres are dyed an olive yellow
ynn oWe me shot effects Icing obtained in THE
or blacks and then woyen, with ,unmorInntsd
arm. and the piece be died in q logwood bath.
ne mordanted yarn is dyed black while the
ihtreated hbre is not dyed. and can be- II re-.
luired dyed In some other color. Another
houe OF producing the same result is 10 pre.
'nre one set OF the yarns with acetate Of sofia
Illuminate o. soda. chalk and caustic soda
hen dye with oxidation aniline black in the
rihinary way ne yarn thus treated remains
by means OF mn ingenious arrangement thu
riple compound rail is now made practically
ontinuous. The rail system In this case con.
lists OF three parts viz. a steel hoad and two
,teral supporting sections which rest on tIos
nd Rre connected by rods. The steal hend ia
omewhat similar In section to a II rail with
ut lover fiange. except that It has no h.vaI
nder the tread of the rail and the thick knass
the web Is only about one half thar of N II
Al WITH With the ,v,gg same wearing head. In forming
ak or hard pine m ber Is divided Linponaiiy
y a mil saw. when tine left hand sectinn IL
iverted and reversed. and brought into nnsi'
on to form the right hand sunport 'Iho
lree sections composing this rail are each
lirty feet long, and SO arranged that the
nts Of no two come together hut n ioint nI |
10 part occurs every ten feet This arrnnra.
ept gives two whole running sections apniSst
'ery, single break; Lig ght hshplntes. onn.