Teil.— 331. LUZAC, E. Hollands Rijkdom , Be¬ fit.
1851.— 363. P PASSY, Hippolyte. Des syst'emes de culture et de leur production et de ses effets. Paris, 1 805 ; and sorry 1 am concerned, is the same time it is regulated by the price, or £100, then the output from the £100.