File:Raspberry diagram Cecil Usborne.jpg
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Summary
editDescriptionRaspberry diagram Cecil Usborne.jpg |
English: This is a sketch of Raspberry, a WW2-era tactic by which warships escorting merchant ships could defend their charges from attacking German submarines. The tactic was developed in 1942 at the Western Approaches Tactical Unit in Liverpool. |
Date | |
Source | A Game of Birds and Wolves by Simon Parkin. Originally sourced from the National Archives (UK), reference ADM 205/22. |
Author | Cecil Usborne |
Licensing
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This is a faithful photographic reproduction of a two-dimensional, public domain work of art. The work of art itself is in the public domain for the following reason:
The official position taken by the Wikimedia Foundation is that "faithful reproductions of two-dimensional public domain works of art are public domain".
This photographic reproduction is therefore also considered to be in the public domain in the United States. In other jurisdictions, re-use of this content may be restricted; see Reuse of PD-Art photographs for details. |
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current | 16:59, 6 December 2019 | 600 × 797 (70 KB) | Kurzon (talk | contribs) | User created page with UploadWizard |
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