The ordinary type of ionization electroscope having a straight, horizontal scale of 100 divisions in the focal plane of its microscope, over which the image of the gold leaf is seen to move obliquely, is subject to well-marked variations which, for certain kinds of work, necessitate its calibration.
Proceedings of the Iowa Academy of Science
©1923 Iowa Academy of Science, Inc.
Weld, LeRoy D.
"Calibration of a Gold Leaf Electrometer for Ionization Work,"
Proceedings of the Iowa Academy of Science, 30(1), 59-62.
Available at: https://scholarworks.uni.edu/pias/vol30/iss1/8