Abstract :
Discussion and authors´ closure of paper 46–55 by R. C. Dickinson and Russell Frink, and discussion of paper 46–42 by L. J. Linde and B. W. Wyman, presented at the AIEE winter convention, New York, N. Y., January 21–25, 1946, and published in AIEE TRANSACTIONS, 1946, April and June sections, pages 220–3 and 386–93.