. . "Announcements to the population issued by Rumkowski in the Lodz Ghetto: Announcement Number 17 dated 17 April 1940 ordering ordering those in the ghetto who own a telephone to register with the city's telephone department"@eng . "Announcements to the population issued by Rumkowski in the Lodz Ghetto: Announcement Number 17 dated 17 April 1940 ordering ordering those in the ghetto who own a telephone to register with the city's telephone department"@eng . .