Sirens

Title: Sirens
Subject: en Technology; en Communication
Article Title and/or Image Caption: Title: When the hun comes to Paris; Subtitle: The huge sirens that warn the population to take shelter
Contributor: Writer: Jacques Boyer
Language: eng
Temporal Coverage: World War I
Date Issued: 1918-08-10
Is Part Of: Scientific American, v. 119, n. 6, 1918
pages: 104
Rights: Public Domain
Source: Scientific American
Archived by: Valerio Galesso; Marco Bortolami (editor)