Digging War Trenches with a Powerful Tractor

Title (Dublin Core): Digging War Trenches with a Powerful Tractor
Subject (Dublin Core): en Technology; en Trenches and fortifications
Article Title and/or Image Caption (Dublin Core): Digging War Trenches with a Powerful Tractor; Caption: The powerful tractor which digs trenches just as an ordinary farm tractor plows a furrow. The earth that is thrown up serves as breastworks. It is in in use by the French. Soldiers are operating the machine.
Language (Dublin Core): eng
Temporal Coverage (Dublin Core): World War I
Date Issued (Dublin Core): 1917-02
Is Part Of (Dublin Core): Popular Science Monthly v. 90, n. 2, 1917
pages (Bibliographic Ontology): 191
Rights (Dublin Core): Public Domain (Google digitized)
Archived by (Dublin Core): Besleu Dinu; Alberto Bordignon (Supervisor)
Spatial Coverage (Dublin Core): French Third Republic