German smoke helmet

Title (Dublin Core): German smoke helmet
Subject (Dublin Core): en Technology; en Personal protection (helmets)
Article Title and/or Image Caption (Dublin Core): Caption: "Belgians trying a smoke helmet used by Germans when setting houses on fire".
Language (Dublin Core): eng
Temporal Coverage (Dublin Core): World War I
Date Issued (Dublin Core): 1915-01
Is Part Of (Dublin Core): Popular Mechanics, v. 23, n. 1, 1915
pages (Bibliographic Ontology): 51
Rights (Dublin Core): Public domain (Google digitized)
Source (Dublin Core): Google Books
Archived by (Dublin Core): Iacopo Tonon; Davide Donà (supervisor)
Spatial Coverage (Dublin Core): German Empire; Belgium