ERRATA 



The Effects of Surface Treatments on Point Contact Transistor 

 Characteristics b}- J. H. Forster and L. E. sillier, B.S.T.J., 35, pp. 

 767-811, July, 1956. Figs. 3, page 776, and 10, page 787, were inad- 

 vertentl}' interchanged. 



Cable Design and Manufacture for the Transatlantic Submarine 

 Cable System by A. W. Lebert, H. B. Fisher and M. C. Biskeborn, 

 B.S.T.J., 36, pp. 189-216. Table I, page 3, the material for type B 

 armor wire should be medium steel instead of mild steel. Page 207, 

 the equation for Zo should read 



b D 



Zo = — 7^ log — ohms 

 Ve b 



496 



