Books about Three essays on the cultivation of the sugar-cane in Trinidad: the prize essay, by L.A.A. De Verteuil; 2nd essay, by A.W. Anderson; 3rd essay, by W. Kernahan and F.J. Swift
Books about A Dictionary of the Economic Products of India: pt. 1. Pachyrhizus to Rye. pt. 2. Sabadilla to Silica. pt. 3. Silk to Tea. pt. 4. Tectona to Zygophillum