Show inventions OP OF THE CENTURY in prof A R P wallaces wonderful century the following table of th veat great inventions of the nineteenth century compared with the results a ol 01 mans s ingenuity during all the preceding ages nineteenth CENTURY 1 railways 2 steamships it 3 electric telegraphs 4 the telephone 5 lucifer matches 6 gas illumination 7 electric lighting 8 photography 9 the phonograph 1 10 roentgen rays 11 spectrum analysis I 1 12 An Am aesthetics I 1 13 antiseptic surgery 14 conservation of energy 15 molecular theory of gases 16 velocity of light directly measured and earths rotation experimentally shown 17 the uses of dust 18 chemistry definite proportions 19 the meteors and meteoric theory theom 20 the glacial epoch 21 21 the antiquity of man 22 organic evolution established 23 cell theory and embryology 24 germ theory of disease and th function of the leucocytes ALL PRECEDING AGES althe L the mariners marinero ma compass 2 the steam engine 3 the telescope 4 the barometer and therm thermometer fi 5 printing 6 arabic numerals 7 an alphabetical writing 8 modern chemistry founded 9 electric science founded 10 gravitation established J 11 keilers Kep Rep lers laws 12 the differential calculus 13 the circulation of the blood bleat 14 light proved to have finite dmm city 15 the development of geometry |