Erratum (01 January 1971)

Fig. 14--Rate constant (fc) on log scale vs /T ( degree K ) for 5-5/8" X 5-7/8" X 1/4" thick PbSb grids. This is a plotting error only and does not alter the data nor the conclusions shown. We are grateful to D. W. Maurer of Bell Telephone Laboratories for bringing this error to our attention (A.G.C., D.O.F., and R.V.B.). 217