As his daughter Degna later explained , he had paperwork to do and preferred the public stenographer aboard that vessel .
Marconi was offered free passage on Titanic before she sank , but had taken Lusitania three days earlier .
As Marconi 's daughter Degna later explained , Marconi had paperwork to do and preferred the public stenographer aboard that vessel .
Marconi was offered free passage on Titanic before she sank , but had taken Lusitania three days earlier .