[Page 97]: “loss in efficency” changed to “loss in efficiency”
[Page 114]: “FATIGUE ELIMINANATION” changed to “FATIGUE ELIMINATION”
[Page 141]: The caption referring to the “carrier packet shown in Fig. 31” was fixed to refer to Fig. 29.
[Page 144]: The paragraph for caption 31 was missing the label for A. and had it out of order. This has been fixed.