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Subject
- Agricultural instruments1
- Agricultural machinery--Design and construction1
- Agriculture2
- Arachis1
- Architecture--Designs and plans2
- Architecture--Designs and plans--Working drawings3
- Barilla1
- Bridges--Design and construction2
- Canals--Design and construction1
- Cements, Adhesive2
- Cotton yarn2
- Cottonseed oil2
- Drafting and industrial drawings5
- Dyes and dyeing--Cotton2
- Flat roofs1
- Hydraulic engineering1
- Lumber trade1
- Mechanical drawing5
- Mills and mill-work2
- Naval architecture3