The Olneyville times. (Olneyville [Providence, R.I.]) 1887-1917, 1889-10-04
Greatest Care
taken in all
Dental Operations.
PAINLESS EXTRACTING & FILLING
SpccialticS.
Artificial Teeth inserted
with or without plates, in the
best possible manner.
W. H. TillinshaSt, D. D. S.
22O WESTMINSTER ST.,
PROVIDENCE. r. !.
SCIENCE AND INDUSTRY.

A new marble saw cit' Two aud n
half inches IA minute.
In Norway they build all winter,
using uuslalSod lime, aud The work 10
superior to summer construction.
"A New England inventor, says the
lroumonger, has perfected machine
that Is warranted 10 make 10000 nails
n minute. or three tons per day.
1t Is fact that sculptors and
painters find the old daguerrootypc
better 20 work from than tho photo
graph, for the discarded daguerrcotypo
registered far bettor the true modelling
OF the face.
Brick tlling on fiat roofs can not
be made tight with cement. The tiles
will absorb ws;cr; the cement will also
open n little by the sudden shrinkagc
from tho beat Of the sun 10 tho tenn
pcrature OF falling rain.
All the horse skins used come from
Russia. Tho leather IL cloar and
beautiful white and makes the finest
mems gloves. Tho Russians bavo n
peculiar breed Of horses and very fine
leather is made from their hides.
The first so-callcd load pencils
were made IN tho United States In
1880 II is estimated that tho con-
sumption in this country Is 2jO,O0Sn
day; that. at an average cost Of five
cents each, amounts TO 81, 900, 900 paid
for pencils year.
AT the Greenwich observatory
LOGS hours of sunshine were recorded
In 1888, about 2jO less than the aver
~, OF tho preceding eleven years, and
1873 below that Of 1881 The aggregate
number Of hours tho sun was above
the horizon WAS 4, iGj
French scientists support the
theory that vegetable forms which now
cover our continents have spread
slowly and continuously from north 20
south, recent species forcing back or
obltcrating those OF moro ancient
origin.
According 90 n French astrOno-
mer, tho cooling Of the terrestrial
crust apparently COOS on more rapidly
under the sea than with n land sur
face. From this he argues that tho
crust must thickcn under oceans at a
msch more rapid rate. 30 as 70 give
rise 20 swelling up and distortion OF
the thinner portions Of the crust that
is forming mountain chains.
The new sugar produced from
coal, called saccharine, has been con-
dcmned by Paris doctors, because IL
seriously impairs digestion. They
recommend that It's use as an article oil
diet DC forbidden by law, and an or
dinancc 90 that effect Is said " have
been enacted. The good old cane sue
gar seems likely 20 retain It's place for
q while yet, IN spite Of new inventions
and artifcially high prices.
During inactivity person will or-
dlnarily breathe about $50 cubic inches
of air minute, but while walking at
the rate OF six miles an hoDr he will
breathe 3, 200 cubic inches. Singing Is
an exercise which Increases tho action
Of the lungs, perhaps even more than
walking, and vocal music Is a gymnas-
&c exercise which increases the cxpan-
sion Of the lungs and the development
Of the lung tissue. Those nations which
are given 70 the culture Of vocal music
arc strong, vigorous races with expan-
slve chests.
"A French electrician has submit
ted a proposal 10 the municipality OF
Paris with n view 10 supplying tho
electric light Ia "A novel manner, which
would tend 90 conciliato interests,
which at present enter into the ques-
tlon- namely, by obyiating the ncces-
sity for laying down conducting wires.
The originator Of the idea has, IL APP
pears, invented miniature gas motor,
which hc proposes 20 FIX in the lamp
standard. and above or below, the same
az a dynamo would bo placed, 70 actu-
ats an arc lamp on tho top Of the col
umn