CONTENTSLecture I. Wave Motion and Interference 1 Lecture II. Comparison of the Efficiency of the Microscope Telescope, and Interferometer - - 19 Lecture III. Application of Interference Methods to Measurements of Distances and Angles - - 44 Lecture IV. Application of Interference Methods to Spectroscopy ------- 60 Lecture V. Light Waves as Standards of Length - - 84 Lecture VI. Analysis of the Action of Magnetism on Light Waves by the Interferometer and the Echelon ------ 107 Lecture VII. Application of Interference Methods to Astronomy - - - - - - 128 Lecture VIII. The Ether ------- 147 Index...........165 |