Page [266]: added full stop after "encountered the same difficulty".
Page [272]: added full stop after "into the high regions of the atmosphere".
Page [276]: added colon after "pay for two kinds of labour".
Page [284]: added full stop after "in the case of agricultural products".
Page [385]: added full stop after "or in the product".
Page [488]: Chapter number "XXL" to "XXI".
Page [493]: "concide" to "coincide".
Page [500]: "sort of gravitation:" to "sort of gravitation;".
Page [513]: beginning double quote mark added to second paragraph of the long quotation in footnote 116.
Page 521: "Lammennais" to "[Lamennais]".