The concluding part of the Caspak trilogy, 'Out of Times Abyss' written
by Edgar Rice Burroughs, is most adventurous and mysterious creation. It
is most enjoyable science fantasy novel, out of the three books, the
sequence was first published in 1918. Mostly, it is a story of
expedition of Bradley and his team in the land of dinosaurs. Bradley's
encounters with the predator flying Weiroo people and escape, is the
most terrific part of the story. Here, Bradley emerges as action hero
and rescues a native woman. They fall in love and they defeat the
villains. The strength of this story is the society he evolves with the
weiroos. Their society, customs and cruelty are fully analysed as
Bradley is arrested and must make his escape.