French observation balloon

Title (Dublin Core): French observation balloon
Subject (Dublin Core): en Technology; en Reconnaisance
Article Title and/or Image Caption (Dublin Core): Caption: "One of the captive balloons used by French army for making military observations and directing the fire of the artillery batteries. By means of a telephone the observer is able to keep the gunners informed as to their shells are striking".; Article title: "MAKING OBSERVATIONS FROM A CAPTIVE BALLOON"
Language (Dublin Core): eng
Temporal Coverage (Dublin Core): World War I
Date Issued (Dublin Core): 1915-05
Is Part Of (Dublin Core): Popular Mechanics, v. 23, n. 5, 1915
pages (Bibliographic Ontology): 688
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): French Third Republic