Efficiency of production of X-rays
By: by Warren W. Nicholas ...
Publisher: U. S. Govt. print. off.
Published: 1930
Place of publication: Washington
Language: eng
Number of pages: 865
Subjects: X-rays
Notes: With : Effects of gases on photoionization of caesium by line absorption / by F. L. Mohler and C. Boeckner, 1930.  Bound together subsequent to publication.

"References": p. 865.