Big artillery piece

Title (Dublin Core): Big artillery piece
Subject (Dublin Core): en Technology; en Artillery (and shells)
Article Title and/or Image Caption (Dublin Core): Caption: "Traveling cannon menders at work: equipped with a well-outfitted mobile workshop, these expert repairmen rejuvenate disabled artillery pieces near the front. This shows them at work on a big gun".
Language (Dublin Core): eng
Temporal Coverage (Dublin Core): World War I
Date Issued (Dublin Core): 1917-10
Is Part Of (Dublin Core): Popular Mechanics, v. 28, n. 4, 1917
pages (Bibliographic Ontology): 491
Rights (Dublin Core): Public domain
Source (Dublin Core): Google books
Archived by (Dublin Core): Iacopo Tonon