Condition: Acceptable. Please see the images for more details.
Blurb: “DEPARTMENT OF COMMERCE BUREAU OF STANDARDS
George K. Burgess, Director
AN EXPERIMENTAL STUDY OF THE CORONA VOLTMETER
BY
H. B. BROOKS. Principal Physicist
F. M. DEFANDORF, Associate Physiciat
Bureau of Standards
Research Paper No. 21
Reprint from Bureau of Standards Journal of Research, October, 1928