New Orleans Republican. [volume] (New Orleans, La) 1867-1878, 1870-05-15
A NEW AR TICLE OF
MANUFACTURES.
UNION STONE COMPANY OF BOSTON. MAS =
SACRUSETTS
@113-' 11-1-1 H1SR 1N1hN UFACI UKEI5 UF
ARTIFICIAL STONE AND EMERY
WHEELS.
Eirst Premium al Massacbutetts state
FAir, 1869.
First Premium, Mt Maryland State Fair,
Maryland Institute. 1sG0.
Frat Y ena;nrn ut Louisiana State Fair,
1870.

1t has long been felt by the public and is admitted
by our best architects and builders that one of the
pressing wants OF time is good substitute for
stone in building, worthy of confidence During the
past twenty years the United states, England and
France rave Issued hundreds of patents for socalled
| Artificial stone. These patents have covered the
whole range OF mechanical cements, such Glue,
| Gum She!iac, kosln, AsphaItum, Tar, Rubber, Hy-
draulc UsmeDt, Lime, etc A very fe of the entire
number possess any practical merit, for we can NOT
stone to make stone; and these only claim The mar
| THE UNIJN STONE COMPANY, in Offering this
| invention to tbe public, claim REAL STONE ARTI-
FICdALLI MADE ana the only process yet discovered
from its orig lnal element, from purely mineral ma
confidence at first sight, capable of realizing the
architects elaborate designs eCusling granite
marble, or sandstone appearances, strength and
Durability while possessing sharpness OF outline and
It can be furnished st such low prices as to per
NIT its general stone is plenty ow.
ing to the compare i've cost OF working It can
also be used to dress blocks of natural stone either
10 improve their APPEARANCE, i'm proved and
cheaper method of facing them. s.sS
state; it has been thoroughly tested by scien
tic men, and its products submitted the ssverest
practica tests OF atmosphere and frost. The effect
OF the atmosphere is to narden and carbonic acid,
SO destructive to many natural stones, combines
with and indurates the Union Stone. The pro-
cess is m ple cheap certain and expeditions. The
stone can &c made with or without machinery-no
artiicis heat is required-and the spot where it
is wanted, whetne- it be in the city on the prai
ries of tae West 1t be- applied to the manufac-
ture of building material from any mineral sub
stance at hand. When powdered marble, slate or
soaps; one used, marble, ate sospstone is
reproduced like the original to deceive expe-
orally Distributed over every square mile of our
country, can. by this process. be wrought into 3
marble and sandstone. Blocks Of any Size or form
can be moulded. from that of brick to the most
The necessary for building stone is found
everywhere, and he chemicals forming the cement
five thousand inhabitants, the local demand for
bricks, blocks, window caps and sills. sidewalks.
Gus other building purposes, will be sufficient to
enable manufacturer to do q large and profitable
New articles of utility and ornament are suggest.
ing themselves every day. but the subjoined list will
eerye to show to what extent this invention has al
Window and Door Gaps and Stills. Bricks, and
Granite. Slate, Sandstone. freestone. etc W ''
Tiles, Curbst nes, Pavements. Floors. Posts.
VaaIts, Billiard Fable Beds. etc '' '"'e'' -'AAA
articles imitation Of natural stone, or Mosaics OF
any kind, or In any colors perfectly polished;
=, Plates for Artificial Teeth; School and other
Imposing Stones for Printers use; Fossil Re.
limitations of Ivory such as Billiard Balls, Knife
Handles. Door Knobs, Piano Keys. etc.
Emery Wheels, all sizes and grades, OF quality
Homes, Oil or whetstones. in every degree of
hardness fneness to suit all trades.
Grinding Stones of all sizes and degree of fineness
and hardness, alike in all parts. having no soft
sospstone Sinks and Tubs, without joints.
Register Frames and other articles usually made
Of Soapstone.
Paper Weights Lamp Stands, Medsllions. Busts
and ornamental Figures of all kinds, Veneering
Coating OF Wood or Stone
Letter from DIR. Jsckson.1
Boston, Mass, January rs, 1870
Geutlemen-I have tested a sample of your Arti-
hcial Stone, MADE OF your cement and quartz sand.
and ind that the frost test Saturated solution Of
Sulphate of Soda has not the power of disintegra-
ting il in the least The trial was made by daily i'm
mersions of the stone in the Suiphate of Soda 30
Ia ion for week, and allowing the solution to pene
trats the sone as much as possible, and then to
crystaize. From this test it is evident that your
Stone will withstand the action of frost more per-
fectly tban any sandstone ordinary building
stones now in use / see no reason why it will not
stand ss well as granite.
Yours, respectfully.
q. T. JACKSON. M. D.,
State Assayer.