THE FRANKLIN INSTITUTE SCHOOL OF MECHANIC ARTS

is maintained for the purpose of furnishing an opportunity to Mechanics, Apprentices, and Students in Industrial works of spending two or more evenings in the week in learning the theory and principles of and best modern practice in the allied technics.

In each Department of the School
Two-Year Courses are Given as follows:

Department of Drawing:

Department of Mathematics:
Department of Mechanics:

Mechanical, Architectural or Freehand and Water Color.

Algebra, Geometry and Trigonometry.

Applied Mechanics and Strength of
Materials, Mechanism and Machine
Design, Structural Design and Steam
Generation.

Dept. of Naval Architecture: Theoretical Naval Architecture and
Ship Design and Construction.

Ninety-Second Year Opens September 13, 1915.

Graduates are eligible to membership in the Alumni with its privileges.

For more detailed information, apply to

The Franklin Institute School of Mechanic Arts 15 South Seventh Street

Sole American Builders of the
Standard Double Superheater
Lowe Water Gas Apparatus.

System for Controlling Air and
Steam Supply to Water Gas
Apparatus.

Waste Heat Boilers for Water
Gas and Coal Gas Appa-

ratus.

Vertical Retort System.

Tar Extractors for Carburetted Water Gas.

Gas Analysis Apparatus.
Hygrometers.

Photometrical Apparatus.

First Aid Kits for Gas
Asphyxiation.

First Aid Kits for Electric
Shocks.

First Aid General Wall
Cabinet.

Your courtesy in mentioning the Journal will be appreciated

A SIMPLE METHOD OF SECURING DUSTLESS CONCRETE FLOORS. By P. M. BRuner.

A limited number of copies of the following reprints from the Journal are still in stock:

"The Application of Scientific Management in Railway Operation," by W. E. Symons, with a full discussion by Burns, Emerson, Gilbreth, and others. 159 pages, illustrations, plates. Paper binding, 75 cts.

"The Railway Tunnels of New York City," by Alfred Noble. 41 pages, illustrations, folding plates. Paper binding, 25 cts.

Address orders;

The Actuary,

The Franklin Institute,

Philadelphia, Pa.

Your courtesy in mentioning the Journal will be appreciated

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If it isn't ELECTRIC

It isn't MODERN

Any Consulting Engineer who specifies
the installation of a private plant before
thoroughly investigating the economy of
Philadelphia Electric Service is deliberately
sacrificing his client's interests. If you are
designing any properties requiring Electric
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CYRUS BORGNER COMPANY, SUCCESSORS TO

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Capital and Surplus, $15,000,000

Executes Trusts of Every Description.

Securities and Valuables Taken for Safe Keeping.

Pays Interest on Deposits.

Safes for Rent in Burglar-proof Vaults.

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Consulting Chemical Experts

Analyses and reports made in all branches of industrial and applied chemistry. Expert assistance in the development of chemical processes and patents, and preparation of testimony in chemical patent suits. Raw materials and waste products of manufacturing processes specially studied and reported upon.

Office and Laboratory-39 S. 10th St., Phila.
Experimental Shop-Chestnut Hill, Pa.

Will dispose of sewage in a sanitary, odorless and efficient manner at a cost for maintenance of 90% less than any other system and 100% EFFICIENCY. Endorsements by leading scientific men and various Health Boards on file for your inspection.

GREEN-STARR ENGINEERING CO.

Civil and Sanitary Engineers

PERRY BUILDING, PHILADELPHIA, PA.

Your courtesy in mentioning the Journal will be appreciated