Luminous screens for emergency cases

Titolo: Luminous screens for emergency cases
Oggetto: en Technology; en Other
Article Title and/or Image Caption: Title: Luminous Screens Provide Emergency Air-Raid Light
Lingua: eng
Copertura temporale: World War II
Data di rilascio: 1939-01
pagine: 91
Diritti: Public domain (Google digitized)
Sorgente: Google Books
Referenzia: Nazi Germany
Archived by: Davide Donà; Marco Bortolami (editor)
Copertura territoriale: Nazi Germany