TY - JOUR T1 - On the Geometrical Isomorphism of Crystals JF - Proceedings of the Royal Society of London (1854-1905) VL - 12 SP - 190 EP - 194 PY - 1862/01/01/ UR - http://dx.doi.org/10.1098/rspl.1862.0041 M3 - doi:10.1098/rspl.1862.0041 AU - Mitchell, W. ER -