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Color Toning by means of

VARITONE TABLETS

is steadily gaining favor, and you should acquaint yourself with its characteristic beauty and the brilliancy of the effects obtained.

THE SIMPLICITY PRECLUDES FAILURE.

Any desired shade of Green, Blue, Brown or Red.

ASK FOR BOOKLET ON PHOTOGRAPHIC CHEMICALS AND SPECIALTIES

SCHERING & GLATZ

150 Maiden Lane,

New York.

0000

A NEW EDITION

Sunlight and Shadow

A BOOK FOR PHOTOGRAPHERS : AMATEUR & PROFESSIONAL By W. I. LINCOLN ADAMS

Editor of "The Photographic Times." Author of "Amateur Photography." "In Nature's Image," Etc., Etc. With More than 100 Beautiful Photo-Engravings, Many of Them Full-Page Pictures

It contains Chapters and Illustrations by such well-known photographic writers and workers as H. P. ROBINSON ALFRED STIEGLITZ A. HORSLEY HINTON R. EICKEMEYER, Jr. W. B. POST J. WELLS CHAMPNEY B. J. FALK ALEXANDER BLACK W. A. FRASER HER GRACE THE DUCHESS OF SERMONETA and the MARQUIS DE ALFARRAS

It covers the field fully, as shown by the following CONTENTS
The Choice of Subject
Out-Door Portraits and
Marines
Landscape Without Figures Groups
Landscape With Figures
Foregrounds

The Hand Camera

Instantaneous Photography
Winter Photography

The Sky

Printed on heavy wood-cut paper, with liberal margins and gilt edges.
Beautifully and substantially bound in art canvas, with gilt design.
PRICE, IN A BOX, $2.50. Sent Post-paid, on Receipt of Price, by

Photography at Night
Lighting in Portraiture
Photographing Children
Art in Grouping

The Photographic Times Publishing Association

✪✪✪✪✪✪✪✪✪✪✪✪✪✪✪✪✪✪✪✪✪✪✪✪✪✪✪✪

The Photographic Times

An Illustrated Monthly Magazine Devoted to the Interests of Pictorial and Scientific Photography.
Edited by W. I. LINCOLN ADAMS.
CLARENCE L. USHER, Associate Editor.

Volume XLII

OCTOBER, 1910

GEESE. Cover Design

THE SENTINEL. Frontispiece

CONTENTS

PHOTOGRAPHIC ENLARGING METHODS. Illustrated...

MONGOLIAN PILGRIM, NORTH CHINA. Illustration..

A MERCHANT IN MODERN PALESTINE. Illustration.
DELAWARE AND CHESAPEAKE CANAL. Illustration.....
WHAT PHOTOGRAPHERS MAY LEARN FROM THE OLD AND NEW MASTERS.
Paper II, with Illustrations.....

A SHUTTER SPEED TESTER. Illustrated.

ANOTHER DARKROOM. Illustrated.....

A REMARKABLE NOVEL PHOTOMECHANICAL PROCESS..

THE EDGE OF THE MARSH. Illustration.

EDITORIAL NOTES

MONTHLY FOREIGN DIGEST

DISCOVERIES

ITEMS OF INTEREST

AMONG THE CAMERA CLUBS

TRADE NOTES

No. 10

H. D. Williar
Jas. Busfield
Fred. D. Maisch 373

Bailey Willis 375

J. L. Leeper, D.D. 377 .Prof. L. M. Haupt 379

383

Sidney Allan

W. S. Davis 391

L. DeS. Dibert 393

Fritz Bettge 395

AR. D. Williar 396

397

400

402

404

406

408

SUBSCRIPTION RATES one dollar and fifty cents a year, payable in advance. Foreign Postage 50 cents, Canadian Postage 25 cents. Single copies 15 cents. Subscriptions to the PHOTOGRAPHIC TIMES received by all dealers in photographic materials in this and foreign countries, also the American News Co. and all its branches.

POSTAGE IS PREPAID by the publishers for all subscriptions in the United States, Hawaiian Islands, Philippine Islands, Guam, Porto Rico, Tutuila, Samoa, Shanghai, Canal Zone, Cuba and Mexico. For all other countries in the Postal Union, except Canada, add 50 cents for postage. Canadian postage 25 cents.

CHANGE OF ADDRESS.- When a change of address is ordered, both the new and old addresses

must be given. The notice should be sent one week before the change is to take effect. DISCONTINUANCES. If a subscriber wishes his copy of the magazine continued at the expiration of his subscription, notice to that effect should be sent. Otherwise it is assumed that a discontinuance of the subscription is desired.

HOW TO REMIT.-Remittances should be sent by Draft on New York, Express Order, or Money Order, payable to order of The PhotograpHIC TIMES PUBLISHING ASSOCIATION. Cash should be sent in registered letter

CONTRIBUTIONS.-All literary contributions, correspondence, "Queries," etc., should be addressed

to THE EDITOR; all advertising matter to the Advertising Manager. LETTERS should be addressed:

THE PHOTOGRAPHIC TIMES PUBLISHING ASSOCIATION, GEORGE B. CARTER, President.

135 W. 14th Street, New York.

D. RANDOLPH Cook, Secretary and Treasurer.

Entered as second-class matter January 17, 1905, at the Post Office at New York, N.Y.,under the Act of Congress of March 3, 1879.

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ThePhotographicTimes

OCTOBER 1910

PHOTOGRAPHIC ENLARGING METHODS.

BY FRED. D. MAISCH.

its light passing through an opening, cut into the partition, accurately fitting the condenser cells which one desires to use. The lamp used is of the automatic adjustment type, and is, of course, entirely beyond the control of the operator. Daylight is objectionable because of its changes, which cannot be accurately judged in the darkroom.

N FITTING up a room for making bromide enlargements, the first consideration is the selection of a suitable light. The electric arc light on account of its high actinic power is most generally used. A window facing north, free from reflections from brick walls, is also a suitable light. But both of these lights are open to objection. The arc on account of the crater constantly traveling around the carbons is unsteady in its illumination, and on account of its great heat cannot be boxed It must therefore be mounted in an adjoining room,

In our darkroom neither of these two sources of light was available, and we were forced to resort to the incandescent electric light. This is not in general use because of its comparatively low actinic power and the difficulty of adjusting a reflector so as to secure an even illumination. On the other hand it has great advantages; it is reasonably steady, can be completely

NUMBER 10

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