Many-sided nature of.

All labour is expenditure of human power, an activity that appropriates particular nature-given materials to work */, of the 19th week of the Discussions V. XXV, London, 1866.— 239, 240. H HODGSKIN, Thomas. Popular Po¬ litical Economy. Boston, 1843. — 610 Parliamentary Returns: 1839, 1850, 1856, 1862.— 391, 446 Public Health. Reports of.