๐”– Bobbio Scriptorium
โœฆ   LIBER   โœฆ

I. Improvements in microchemical laboratory technique

โœ Scribed by Alber, Herbert K.


Book ID
112841542
Publisher
Springer-Verlag
Year
1935
Weight
190 KB
Volume
18
Category
Article
ISSN
0369-2795

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Improvements in motion picture laborator
โœ J.I. Crabtree; C.E. Ives ๐Ÿ“‚ Article ๐Ÿ“… 1925 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 104 KB

io to i : 5 ยฐ . The reproduction of tones by photography can be followed by means of the graphic solution designed by L. A. Jones (Communication No. 88). A photographer must consider three variables in the process: (I) The contrast of the subject ; (2) the contrast scale o f the negative, ~, ; (3) t