TY - JOUR T1 - An Instrument for Grinding Section-Plates and Prisms of Crystals of Artificial Preparations Accurately in the Desired Directions JF - Philosophical Transactions of the Royal Society of London. A (1887-1895) VL - 185 SP - 887 EP - 912 PY - 1894/01/01/ UR - http://dx.doi.org/10.1098/rsta.1894.0014 M3 - doi:10.1098/rsta.1894.0014 AU - Tutton, A. ER -