Reprinted with permission from “IAEI News” by the International Association of Electrical Inspectors (IAEI). Copyright © 1929 to 2020 by the International Association of Electrical Inspectors. Current articles may be found online at https://www.iaeimagazine.org.
The July 1931 issue contains:
Use of Common Neutral (Page 3) Clarification of the 1930 NEC regarding the use of a common neutral
Electrocution, DC vs. AC (Page 11) This 1931 analysis compares electrocution with DC vs AC and mentions “Heart Cramps”