Temporary defense entanglements

Title (Dublin Core): Temporary defense entanglements
Subject (Dublin Core): en Technology; en Trenches and fortifications
Article Title and/or Image Caption (Dublin Core): Caption: "After the French have taken a German trench, troops rush ahead with these entanglements and quickly provide a temporary defense against counterattacks".
Language (Dublin Core): eng
Temporal Coverage (Dublin Core): World War I
Date Issued (Dublin Core): 1916-02
Is Part Of (Dublin Core): Popular Mechanics, v. 25, n. 2, 1916
pages (Bibliographic Ontology): 214
Rights (Dublin Core): Public Domain
Source (Dublin Core): Google books
Archived by (Dublin Core): Iacopo Tonon
Spatial Coverage (Dublin Core): French Third Republic