Life story of David Aizenberg, Betar member and student at Betar Naval School in Civitavecchia, Italy. His activity in Betar illegal immigration Af Al Pi program as ship commander of ship the Naami Yulia.
His enlistment in British Army and chemist following establishment of the state.
Story of his escape from German captivity in Greece told by his comrade in captivity Haim Rafaeli.
Copies of certificates and documents, chapters from books about ship the Naomi Yulia and about his role as ship commander.
Chapters from journal of David Ashkenazi, about life on board the boat.