albert-michelson-light-waves-and-their-uses torrent

Wave motion and interference.--Comparison of the efficiency of the microscope, telescope, and interferometer.--Application of interference methods to measurements of distances and angles.--Application of interference methods to spectroscopy.--Light waves as standards of length.--Analysis of the action of magnetism on light waves by the interferometer and the echelon.--Application of interference methods to astronomy.--The ether