New-York tribune. [volume] (New York [N.Y.]) 1866-1924, 1870-06-28
EwBANK's HYDRAULICS AND MECHANICS

Inventors and Patentees should know that the
book been the Examiners tables in the Patent
Office since its first publication, fact that reflects light
on the experience OF the author OF the following comn
ncaton addressed originally 10 The Scientific american.
without the remotes interest in the work. but simply
an acknowledgment OF benefits derived from It, and de-
sire tO direct the attention of class of men to It, who
above all Others interested in the matter it contains
respectfully submit the accompanying remarks on Ew-
banks Hydraulics and Mechanics" A PATENT AGENT
One of the traits Of this popular volume has not
think, been fully appreciated here in Europe, viz:
its practical vaue TO MECHANICS and inventors rms was
one features noticed particularly by British authors
The AthenGun said, II IL book which every mechanic
and inventor ought TO consult To which the Editor OF
The Architects Journal added at is capable OF saving in
finite trouble and m0tlhcation TO lnyentoIs: Ihese
declarations have been remarkably verified in the recent
history OF English machines and of their truth and
have had pr0c ssOnal experience. Hardly
month has elapsed in the last two years without one or
more examples occurring in my office. II is truly
amentabe TO meet with view to prepare drawings and
specifications for hem) with models OF ancient de-
Them and OF difficulties they had to surmount &c. per-
fect ignorant that the same things, substantially and
asde-never dreaming Of being NEUTRALITY-SUSPICIOUS.
when told and not unfrequenty getting angry at the
and book in question, would beside saving their
time and money have avoided spending their energies in
Not half year has elapsed since old and very re-
peea6le mechanic arrived ~ TINS city from one Oh the
ably did cost him less than between three and four
Thousand dollars He had been years employed upon it,
and had spent the greater part of his life in the depart
ment Of Arts winch il belonged Preparations were
made exhibit il IN public and in the meanwhile gen.
teman solicited by the inventor to examine II, and
Gtss s TO give Gahd GRSn q ~ n4Vey a ana bee e
oft nave not heard. Ewbank's work was first pub
llsned III lo42 Had this unfortunate mechanic consulted
II, he would with many others, have been prevented
rom sowing the Wild aud reapiDg the whirlWind.
State and County rights for patent rotary machine
lately, and / believe still are offered for sale
Etcbdnk has described and figured a similar one OF
French German origin, and of remote date. Not
month go inventor insisted fOrw arding thirty dol
lars with an Application to Washington for patent for
a device in much the predicament nor has the
moon waXed waned since application OF Bellows 10
raise water has been seeking purchasers in this city,
Ewbank shows that Bellows pumps are among the ear
devices for that purpose, aud has given numerous
1 illustrations the subject
These specimens Of at least score OF that
/ have recently come within my own knowledge.
Before determining 10 prosecute any supposed new In
VentiOn, would every 10 consult this book and
before laying down dollar would earnestly advise all
patent rights, TO have TO II. do this from
conviction that few under such circumstances
follow the advice without being grateful for IT, and
that turn Its leaves with that intent with
ont profit This book know has saved individuals from
wasting their speciOus but worthless devices
devices rendered still deceptive interested state
1t has prevented thousands Of dollars here and
| as many pounds sterling in Europe from thus being
ingenious men FROM the pursuit Of phantOms-by break
ing the enchantment at the beginning II has prevented
merely heavy losses Of time and money and the
less and tear OF their physical and mental powers
but that prOsraOn and sickness Of heart which accom-
panes the dissolution Of long cherished hopes, and
bitterness Of disappointment that in Instance has
driven reason from her thrOne.
THE incident referred IN regard to the Mechanic
from of the Western States, came under our own
observation-EDl The book l. for sale az The TRIBUNE
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