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Subject
- Mechanical drawing[remove]23
- Drafting and industrial drawings22
- Architecture--Designs and plans--Working drawings12
- Agricultural instruments7
- Agricultural machinery--Design and construction7
- Mills and mill-work6
- Naval architecture5
- Naval architecture Designs and plans5
- Naval drafting5
- Architecture--Designs and plans2
- Bridges--Design and construction2
- Water levels2
- Agriculture1
- Arachis1
- Barilla1
- Canals--Design and construction1
- Cements, Adhesive1
- Cotton yarn1
- Cottonseed oil1
- Dyes and dyeing--Cotton1