s and Gearing, specially adapted to flour mills. Send for
Catalogue.

J.T. NOYE & SON, Buffalo, N.Y.

* * * * *

[Illustration:

ROCK DRILLING MACHINES
AND
AIR COMPRESSORS

MANUFACTURED BY BURLEIGH Rock Drill Co.
SEND FOR PAMPHLET. FITCHBURG MASS.
]

* * * * *

[Illustration]

NIAGARA STEAM PUMP WORKS.

ESTABLISHED 1826.

CHARLES B. HARDICK,

No. 23 Adams Street,

BROOKLYN, N.Y.

* * * * *

NON-COMBUSTIBLE STEAM BOILER AND PIPE

COVERING

WITH "AIR SPACE" IMPROVEMENT. Saves 10 to 20 per cent. CHALMERS SPENCE
CO., Foot E. 9th St. N.Y.; 1202 N. 2d St., St. Louis, Mo.

* * * * *

The HOADLEY
PORTABLE STEAM ENGINE.
WITH AUTOMATICAL CUT-OFF REGULATOR
AND BALANCED VALVE
THE BEST AND MOST ECONOMICAL ENGINE MADE
_SEND FOR CIRCULAR_
The J.C. HOADLEY CO. LAWRENCE, MASS.
STATE WHERE YOU SAW THIS

* * * * *

IMPORTANT FOR ALL CORPORATIONS AND MANF'G CONCERNS.--BUERK'S
WATCHMAN'S TIME DETECTOR, capable of accurately controlling the motion
of a watchman or patrolman at the different stations of his beat. Send
for circular. J.E. BUERK, P.O. BOX 979. BOSTON, MASS.

N.B.--The suit against Imhaeuser& Co., of New York, was decided in my
favor, June 10, 1874. Proceedings have been commenced against
Imhaeuser & Co. for selling, contrary to the order of the Court.
Persons using clocks infringing on my patent, will be dealt with
according to law.

* * * * *

ESTABLISHED 1844. JOSEPH C. TODD,

(Formerly of Todd & Rafferty), ENGINEER and MACHINIST. Flax, Hemp,
Jute, Rope, Oakum, and Bagging Machinery, Steam Engines, Boilers, etc.
Also Agent for the celebrated and improved Rawson & Rittinger Hoisting
Engine, I will furnish specifications and estimates for all kinds of
machinery. Send for descriptive circular and price. Address

J.C. TODD,
10 Barclay St., New York, or Paterson, N.J.

* * * * *

[Illustration:

PATENT
COLD ROLLED
SHAFTING.

]

The fact that this shafting has 75 per cent. greater strength, a finer
finish, and is truer to gauge, than any other in use, renders it
undoubtedly the most economical We are also the sole manufacturers of
the CELEBRATED COLLINS' PAT. COUPLING, and furnish Pulleys, Hangers,
etc., of the most approved