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SPANGENBERG'S Steam and Electrical Engineering

By E. SPANGENBERG, M. E., former Superintendent, St. Louis
School of Engineering. ALBERT UHL, A. I. E. E., fo.mer Instruc-
tor Practical Electrical Engineering, St. Louis School of Engineer-
ing, and E. W. PRATT, Master Mechanic.
672 Pages containing 1035 Questions and An-
swers and 648 Engravings especially made
for this book.



Over 200 Pages on Electricity

with illustrations on every page.

Price $ 2 50

An Eneyelopedia of Information, and in itself the most complete library of Engineering Practiee ever published. Treating on Stationary Englueering, Locomotive Engineering, Eleetrieity, Compressed Air, Mechanleal Refrigeration, Gas and Gasoline Engines, Hydraulie Elevators and Repair Work.

The only book ever published containing

If you want a complete work written in a simple and direct style, buy this one and make no mistake.

1035 Order Early for First Edition

Questions and Answers GEO. A. ZELLER, Publisher Established 1870

20 South Fourth Street, St. Louis, Mo. 40-Pago Pamphlet Tells All About It

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These books teach salesmen how to writo convincing letters that sell goods, teach credit men how to write tactful letters that bring in money and give no offense, teach correspondents how to write forceful business-bringing letters, teach stenographers how to master correspondence, teach advertisement writers how to write strong, "pulling! copy. They form a complete college course in business English-to be read at leisure to be put into daily practice at once. Many successful men are earning large salaries merely because they know how to state a business proposition clearly, tersely, concisely, forcefully. This set of books comprises the notable Sherwin Cody course in business English complete. Before being published in book form this course sold for $25.00. Every business man, employer and employee should have this set ready for reference.


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We are making this offer in connection with SYSTEM the magazine which is as essential to business men as system itselr is to business. SYSTEM tells every month all the new

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The subscription price of
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Che Derry-Collard Company, Inc. 256-C Broadway,

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WANTED Position by a man who has had several years' experience in wiring for light and power—care of 30-K. W. generator and small motor. Student of the American School of Correspondence. Fine references from present employer. Address The Technical World, No. 272.

Taught quickly. Positions furnished. Biggest demand for operators in the history of the telegraph. Our institution established 1874, and endorsed by officials of the Western Union Tel. Co. We own and maintain our magnificent, modern building for this study exclusively. Total cost, tuition, (telegraphy and typewriting), board and room, six months' course 87; this can be reduced. Catalogue free. Home instruction also given.

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was dining, some one said: "Here are three nationalities represented. I am French; my friend here is English ; and Mr. Franklin is American. Let each propose a toast.”

The Englishman arose, and in the tone of a Briton bold said: “Here's to Great Britain, the sun that gives light to the nations of the earth !”

The Frenchman was rather taken back at this, but he proposed: “Here's to France, the moon whose magic rays move the tides of the world !"

Franklin then rose, and with an air of quaint modesty said: "Here's to George Washington, the Joshua of America, who commanded the sun and moon to stand still—and they stood still !”



Practical Lessons by Mail in

Chemistry of the Ilousehold | The House; Its Plan, Deoor. Household Bacteriology

ation, and Care Food And Dietetles

Personal Hygiene Principles of Cookery

Ilome Care of the Sick Household Management and Study of Child Life Accounts

Care of Children House Sanitation

Textiles and Clothing

The Instruction is under the direction of promi

nent teachers in Columbia University, University of Chicago, University of Illinois, Simmons College, Lewis Institute, etc.

Sample Lesson Booklet

If you will send us the names of three friends whom you know to be interested and two 2-cent stamps for postage, we will mail you the first lesson on 'Chemistry of the Household,' an illustrated 64-page booklet, especially prepared for our students by Markaret E. Dodd, S. B. Grad. Mass. Inst. Technology, containing interesting non-technical treatise on Chemis. try of Water, Air, Fire and Fuel; Chemical Composition and Changes; Food and its Functions; Starches and Sugars: Chemistry of Bread Making; Composition and Use as Food-of Carbohydrates, Fats, Proteids, Casein, Gluten, etc., Chemistry of Digestion,

Chemistry of Cooking, etc., etc. Ile will also send our 48-page iliustrated Cata

logue A giving full synopses of all subjects. American School of Household Economics 3311 Armour Avenue : : : : CHICAGO, ILL.

Each in His Degree He carried the chain to the farmer's fence. Cried the farmer's wife: “Now get you hence !" He tipped his hat-“Pray do not fear, For I am a civil engineer.”

THERE WILL SHORTLY BE a great boom in gas engines. The presidential cam

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Prepares for the bar of any State. Combines theory and practice. Text books same as used in resident law schools. Teaches law at your home, without taking you from your regular vocation.

WE OFFER THREE COURSES Regular college course, leading to degree: post-graduate and business law courses. The only correspondence law school having the hearty endorsement of the bench and bar.

RESULTS are the supreme test of the efficiency of any system of instruction. In no instance has a graduate of our school failed in an examination for admission to the bar. Our graduates are successful in practice, many having

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THE STUDY OF LAW is not confined to those who wish to practice. We have hundreds studying for a more liberal education and for business. It trains the mind to accurate and logical thinking and gives one a broader and more comprehensive outlook on life. It cultivates habits of clearness of thought, brevity of expression, mental alertness, and makes men careful in what they undertake.

Tuition Cheerfully Refunded if you are not satisfied with the course.
Write to-day for full particulars, giving an itemized cost of all expenses.


Chicago Correspondence School of Law, 502 Rampe Block

HeatingVentilation and The Sanitary plumber.




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