Balloon used to determine the direction of the wind

Title (Dublin Core): Balloon used to determine the direction of the wind
Subject (Dublin Core): en Technology; en Other; en Airplanes and Zeppelins
Article Title and/or Image Caption (Dublin Core): Caption: "Small balloons of this type are sent up by the Austrians in order to determine the direction and velocity of the wind for their aerial scouts".; Article title: Things of interest seen in war camps of Austrian forces on various fronts
Language (Dublin Core): eng
Temporal Coverage (Dublin Core): World War I
Date Issued (Dublin Core): 1916-04
Is Part Of (Dublin Core): Popular mechanics, v. 25, n. 4, 1916
pages (Bibliographic Ontology): 538-539
Rights (Dublin Core): Public domain (Google digitized)
Source (Dublin Core): Google Books
References (Dublin Core): Imperial and Royal Aviation Troops
Archived by (Dublin Core): Iacopo Tonon; Davide Donà (supervisor)
Spatial Coverage (Dublin Core): Austria-Hungary