File:Are your drawers closed? Manhattan Project security poster.png
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Summary
A security poster used in the secret US <a href="https://en.wikipedia.org/wiki/Manhattan_Project" class="extiw" title="en:Manhattan Project">Manhattan Project</a> during World War 2, whose purpose was to build an <a href="https://en.wikipedia.org/wiki/atomic_bomb" class="extiw" title="en:atomic bomb">atomic bomb</a>. It warned employees to keep drawers in offices closed and put classified documents into locked safes when they were not being used, to prevent unauthorized personnel from seeing them.
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 06:34, 5 January 2017 | | 873 × 938 (62 KB) | 127.0.0.1 (talk) | A security poster used in the secret US <a href="https://en.wikipedia.org/wiki/Manhattan_Project" class="extiw" title="en:Manhattan Project">Manhattan Project</a> during World War 2, whose purpose was to build an <a href="https://en.wikipedia.org/wiki/atomic_bomb" class="extiw" title="en:atomic bomb">atomic bomb</a>. It warned employees to keep drawers in offices closed and put classified documents into locked safes when they were not being used, to prevent unauthorized personnel from seeing them. |
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