"Bombs" for giving out a cloud of smoke on impact

Title (Dublin Core): "Bombs" for giving out a cloud of smoke on impact
Subject (Dublin Core): en Technology; en Artillery (and shells)
Article Title and/or Image Caption (Dublin Core): Coast Defense From The Air
Contributor (Dublin Core): Andrew R. Boone (autor)
Language (Dublin Core): ENG
Temporal Coverage (Dublin Core): interwar period
Date Issued (Dublin Core): 1936-10
Is Part Of (Dublin Core): Scientific American, v. 155, n. 4, 1936
pages (Bibliographic Ontology): 196
Rights (Dublin Core): Public Domain
References (Dublin Core): Army Air Corps
Archived by (Dublin Core): Lara Azzolini