Prologue - Dr Nikola

I determine to take a holiday - Sydney and what befel me there

London

I Visit my Relations

I save an Important life

Mystery

I meet Dr Nikola again

Port Said and what befel us there

Our imprisonment and attempt at escape

Dr Nikola permits us a free pasage

We Reach Australia and the Result

On the Trail

Lord Beckenham's Story

Following up a Clue

The Islands and what we found there

Conclusion