Transcriber's note:
- pg [220] Added: ".”" after: "though your camp is far away"
- pg [231] Changed: "and not the the intrinsic value" to: "and not the intrinsic value"
- pg [236] Changed: "ground near Baret Shezzu" to: "Garet"
- caption of [illustration] facing pg 260, Changed: "WOMAN OF THE PALLATA TRIBE" to: "FALLATA"