--OPTICAL INSTRUMENTS, 144 pages; contains list and prices of
Spectacles, Eye Glasses, Lenses, Spy Glasses, Telescopes, Opera and
Field Glasses, Graphoscopes, Stereoscopes, Camera Obscuras, Camera
Lucidas, Microscopes, Microscopic Preparations, and Books on Optics
and Microscopy.

Part 3d--MAGIC LANTERNS AND SLIDES, 112 pages; contains list and
prices or Magic Lanterns for Toys, for Public and Private Exhibitions,
Sciopticons, Stereopticons, Scientific Lanterns, and accessory
apparatus to be used with them; Magic Lantern Slides, both colored and
uncolored.

Part 4th--PHYSICAL INSTRUMENTS, 188 pages; contains list and prices of
Instruments to illustrate Lectures in every department of Physics and
Chemical Science, Air Pumps, Electric Machines, Galvanic Batteries,
Barometers, Thermometers, Rain Gauges, Globes, Spectroscopes, Auzoux's
Anatomical Models, and Books relating to Scientific Subjects.

JAMES W. QUEEN & CO.,
Optical and Philosophical Instrument Makers,
924 CHESTNUT ST., PHILADELPHIA.

* * * * *

WOOD-WORKING MACHINERY,

Such as Woodworth Planing, Tonguing, and Grooving Machines, Daniel's
Planers, Richardson's Patent Improved Tenon Machines, Mortising,
Moulding, and Re-Saw Machines, and Wood-Working Machinery generally.

Manufactured by

WITHERBY, RUGG & RICHARDSON,
26 Salisbury Street, Worcester, Mass.
(Shop formerly occupied by R. BALL & CO.)

* * * * *

THE DRIVEN WELL.

Town and County privileges for making DRIVEN WELLS and selling
Licenses under the established AMERICAN DRIVEN WELL PATENT, leased by
the year to responsible parties, by

WM. D. ANDREWS & BRO.,
NEW YORK.

* * * * *

MINING MACHINERY. ENGINES. BOILERS, PUMPS,

Coal and Ore Jigs, Dust Burning Appliances. Drawings and advice free
to customers. Jeanesville Iron Works (J. C. Haydon & Co.). Address
HOWELL GREEN,

Supt., Jeanesville, Luzerne Co., Pa.

* * * * *

IT PAYS to sell our Rubber Hand Printing Stamps. Goods delivered in
any country. Circulars free.

G. A. HARPER & BRO., Cleveland, O.

* * * * *

FOR TEN DOLLARS CASH,

we will insert a seven-line advertisement one week in a list of 269
weekly newspapers, or four lines in a different list of 337 papers, or
ten lines two weeks in a choice of either of four separate and
distinct lists containing from 7