Man and horses gas mask

Title (Dublin Core): Man and horses gas mask
Subject (Dublin Core): en Technology; en Personal protection (chemical)
Article Title and/or Image Caption (Dublin Core): Caption: "Nowadays we hear little of poison gas, but the soldiers, horses, and war dogs at the front have little chance to forget it. The picture shows masks applied to men and horses".
Language (Dublin Core): eng
Temporal Coverage (Dublin Core): World War I
Date Issued (Dublin Core): 1917-06
Is Part Of (Dublin Core): Popular Mechanics Magazine, v. 27, n. 6, 1917
pages (Bibliographic Ontology): 842
Rights (Dublin Core): Public domain
Source (Dublin Core): Google books
Archived by (Dublin Core): Iacopo Tonon