Transcriber’s Notes

Obvious errors in punctuation have been fixed.

[Page 29]: “indentical surroundings” changed to “identical surroundings”

[Page 57]: “of the organiaztion” changed to “of the organization”

[Page 68]: “old mgazines” changed to “old magazines”

[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.