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Improved Cotton-opener and Cleaner, Testing Gilded and Silver Articles, and more

Improved Cotton-opener and Cleaner, Testing Gilded and Silver Articles, and more

期刊名称Scientific American
卷第9卷
期第4期
印刷ISSN0036-8733
文件大小701.48KB
发表时间1863-7-25
DOI10.1038/scientificamerican07251863-49
页码49-51

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