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Terms for subject Earth sciences containing magnifying periscope | all forms | in specified order only
| English | French |
| magnifying periscope | périscope à amplification optique |
| non-magnifying periscope | périscope sans amplification optique |
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| English | French |
| magnifying periscope | périscope à amplification optique |
| non-magnifying periscope | périscope sans amplification optique |