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Subject
- Agricultural instruments7
- Agricultural machinery--Design and construction7
- Agriculture1
- Architecture--Designs and plans3
- Architecture--Designs and plans--Working drawings14
- Birds1
- Bridges--Design and construction1
- Canals--Design and construction3
- Cements, Adhesive1
- Cotton yarn1
- Cottonseed oil1
- Drafting and industrial drawings23
- Dyes and dyeing--Cotton1
- Engraving5
- Enslaved children1
- Enslaved persons1
- Fertilizers1
- Flat roofs2
- Hydraulic engineering3
- Laurel2