A device for automatic photoelectric control of the analytical gap for emission spectrographs

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Authors and Corporations:	Dietrich, John A. (Author), Cooley, Elmo F. (Author), Curry, Kenneth J. (Author)
Other Authors:	Cooley, Elmo F. [Author] • Curry, Kenneth J. [Author]
Type of Resource:	Book
Language:	English
published:	Washington U. S. Department of Interior 1977
Series:	United States Geological Survey: Geological Survey circular ; 748
Source:	Verbunddaten SWB
Call number:	05.2653 4.