Observation balloon
Item
Title (Dublin Core)
Observation balloon
Subject (Dublin Core)
en
Technology
Article Title and/or Image Caption (Dublin Core)
Caption: "In each container hanging from the basket is a parachute so folded that it will open instantly when withdrawn".
Language (Dublin Core)
eng
Temporal Coverage (Dublin Core)
Date Issued (Dublin Core)
1918-10
Is Part Of (Dublin Core)
pages (Bibliographic Ontology)
518
Rights (Dublin Core)
Public domain
Source (Dublin Core)
Archived by (Dublin Core)
Iacopo Tonon