The First Treasure Divers (häftad, eng)

Who invented the diving helmet? The First Treasure Divers reveals the true and fascinating story. It follows the lives of two brothers as they struggle to turn their newly-invented diving helmet to advantage and how they wrestle with apathetic and even hostile authorities for recognition of their invention.

Format	Häftad
Omfång	219 sidor
Språk	Engelska
Förlag	AquaPress
Utgivningsdatum	2010-04-19
ISBN	9781905492169