General & OtherAdditional improvement patents, 1837-1861United States. National Archives and Records Service![Additional improvement patents, 1837-1861]()
Additional improvement patents, 1837-1861
United States. National Archives and Records Service
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“Additional improvement patents, 1837-1861” by United States. National Archives and Records Service: a public-domain book in “General & Other”, written in…
Catalogue details
- Author
- United States. National Archives and Records Service
- Category
- General & Other
- Language
- English
- Source
- HathiTrust