Page:Popular Science Monthly Volume 69.djvu/588

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�BAUSCH & LOMB Projection Apparatus

The most complete lecture room projector ever produced. Lantern slides and micro- scopic objects shown consecutively without change of light or recentering.

Catalog C on request.

BAUSCH & LOMB OPTICAL CO.

Manufacturers

Microscopes, Photographic Lenses and Shut- ters, Eyeglass Lenses, Fiedl Glasses, etc.

ROCHESTER, N. Y. New York Chicago

Boston San Francisco

Frankfurt a/M Germany

���SIGNATURE ON ANY PACKAGE IS A GUARANTEE AS TO PURITY, QUALITY AND FLAVOR.

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COCOA and CHOCOLATES

ARE ACKNOWLEDGED EVERYWHERE AS BEING SUPERIOR TO ALL OTHERS-

MADE IN THE SAME CAREFUL MANNER AND AS

FRESH - PURE - DELICIOUS

AS -C&p&& WORLD FAMED CANDIES.

QUALITY* PRICE WITHIN THE REACH OF ALL.

YOUR GROCER CAN SUPPLY YOU. ■ INSIST 0)1 GETTIflG 1J.

���Fossils, Minerals,

Shells, Mounted Birds and Mammals

��For the amateur or advanced collector. Tools and supplies for all kinds of Natural History work. Illustrated catalogue free.

��Box 377

��A. W.JONES,

Salina, Kansas

�� ��THE LOCKE ADDER

��'"-.~. £ /-.

��The

Modern

Business Necessity -^ CAPACITY 999.98ft.tM '-

The famous Calculating Machine. Enthusiastically endorsed the world over. Rapid, accurate, simple, durable. Two models: ox«  idized copper finish, $5.00; oxidized silver finish, $10.00, prepaid in U. S. Write for Free Booklet and Special Offer. Agents wanted.

C. E. Locke Mfg. Co. 182 Walnut St., Kensett, Iowa i

��NOW READY

��Who's Who in America

��For 1906-1907

��Thoroughly revised and brought down to date. Contains over 16,000 names and over 2,000 pages.

��Sent to any address, charges paid, on receipt of price,

S3. 50.

��A. N. MARQUIS & COMPANY,

PUBLISHERS.

324-326 Dearborn Street, CHICAGO, ILL.

�� �