Drift indicator designed for aerial navigator

Title (Dublin Core): Drift indicator designed for aerial navigator
Subject (Dublin Core): en Imagined technology; en Reconnaisance; en Airplanes and Zeppelins
Article Title and/or Image Caption (Dublin Core): Caption: "Telescopic indicator combined with a special air compass to enable a birdman to make the proper compensation for drift, and stay in his true course, whether flying over unfamiliar land or a large body of water".; Article title: Drift indicator designed for aerial navigator
Language (Dublin Core): eng
Temporal Coverage (Dublin Core): World War I
Date Issued (Dublin Core): 1916-06
Is Part Of (Dublin Core): Popular Mechanics, v. 25, n. 6, 1916
pages (Bibliographic Ontology): 819-820
Rights (Dublin Core): Public domain (Google digitized)
Source (Dublin Core): Google Books
Archived by (Dublin Core): Iacopo Tonon; Davide Donà (supervisor)