Camera Work: A Photographic Quarterly (1906 (Heft 13))

When purchasing a developer The oldest and most favorably
please be particular to specify SCHERING'S known brand
PUT UP WITH LABELS AND SEALS
AS PER FACSIMILES HERE GIVEN


ONE OUNCE

PYROGALLIC ACID
RESUBLIMED
From E. SCHERING,—
MANUFACTURING CHEMlST , BERLIN, GERMANY.



The Standard of
the Fourth-
Last — Edition of
the German Phar-
macopœia


REGISTERED .

See that you get
the Genuine
“SCHERING’S”
Excelled by
None

FOR SALE BY ALL DEALERS

PURE SEPIA
RICH sepia prints have a charm of their own. No paper in the market gives this pure
color with such ease and certainty as the
DR. JACOBY
PLATINUM PAPER (cold bath)
MADE IN TWO GRADES
MEDIUM ROUGH AND ROUGH
The paper used is Whatman Drawing and is coated in Berlin, Germany. For exhibi-
tion-work, unequaled by any other platinum paper. The paper has the additional advantage
of its superior keeping qualities. Japan tissue, Japan Imperial, or any other paper desired,
coated to order.
W. HEUERMANN
Sole Agent for America
97 Cedar Street, New York City
Telephone, 888 Cortlandt
We also carry a full stock of Dr. Jacoby’s Black Platinum Papers, smooth and rough.