INDEX SLIP. 
Tutton, a. E. H. —The Elasmometer, a New Interferential Form of 
Elasticity Apparatus. Phil. Trans., A, vol. 202, 1903, pp. 143-163. 
Elasticity of Crystals—New Interferential Apparatus for Determination of. 
Ttjtton, a. E. H. Phil. Trans., A, toI. 202, 1903, pp. 143-163. 
Measuring Microscope—Method of Reading to a Thousandth of a Milli¬ 
metre by a single Screw without Backlash. 
Tutton, a. E. H. Phil. Trans., A, vol. 202, 1903, pp. 143-163. 
