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322. REPRODUCTIONS from paintings and engravings, and photo- 
graphs from life, printed in carbon on porcelain, Japanese 
tissue paper, Whatman’s drawing paper, and other surfaces. 
From James L. Breese, The Carbon Studio, New York. 
a) ARTOTYPE (gelatine) reproductions in monochrome and 
colors, of paintings, book bindings, rugs, and ancient 
books and documents. 
6) FAC-SIMILE DAGUERROTYPE of the first photograph ever 
taken of the living human face. The original daguerro- 
type was taken about 1840 by Dr. Draper in New York, 
the subject being the Doctor’s sister; it is now in the 
possession of Herschelin England. This frame also con- 
tains a gelatine print copy of the original daguerrotype, 
and a recent photograph, silver print, of the same lady. 
The daguerrotype and gelatine print were made when 
the original was on exhibition at the Columbian Expo- 
sition. From Edw. Bierstadt, New York. 
323. EXAMPLES OF HALFTONE WORK, plain and in colors and 
in halftone photo-lithography. From Photochrome Co., 
New York. 
324. A special adaptation of an ordinary TELESCOPE LENS FOR 
PHOTOGRAPHY, with a diagram showing the relative positions 
of the flint and crown glasses for either visual or photographic 
work. Exhibited by Henry S. Curtis. 
325. A series of PHOTOGRAPHS illustrating the tele-photic effects 
obtained with the above lens, compared with pictures of the 
same scenes taken with an ordinary photographic lens of about 
five inches focus. Exhibited by Henry S. Curtis. 
326. Impressions of ANTIQUE GEMS AND SEALS in a special wax 
compounded by Prof. O. N. Rood; together with enlarged 
photographs of the same by Prof. W. Hallock. 
327.2) LANTERN SLIDES, showing recent results in cytopho- 
tography, from preparations by Prof. Edmund Wilson, 
Ph.D., Dep. Biol. Col. Coll. % 1000 diameters, and 
reduced. 
