H P Richter
H. P. Richter wrote the first edition of "Wiring Simplified" in 1932. W. C. Schwan was the author of subsequent editions of "Wiring Simplified" until 2002. F. P. Hartwell became the new author of "Wiring Simplified"--after W. C. Schwan--with the 40th edition. He is the secretary of the Massachusetts Electrical Code Advisory Committee and the author of the" American Electricians' Handbook "and "Practical Electrical Wiring." He lives in Amherst, Massachusetts.