TY - JOUR T1 - An Abstract of a Letter from Mr. Leewenhoeck, to the R. S. Dated Jan. 23d, 1684/5; Concerning the the Various Figures of the Salts Contained in Several Substances JF - Philosophical Transactions (1683-1775) VL - 15 SP - 1073 EP - 1090 PY - 1753/01/01/ UR - http://dx.doi.org/10.1098/rstl.1685.0050 M3 - doi:10.1098/rstl.1685.0050 AU - Leewenhoeck, M. ER -