TY - JOUR T1 - An Extract of a Letter from Mr. Anth. Van Leuwenhoek, concerning Animalcules Found on the Teeth; Of the Scaleyness of the Skin, &c. JF - Philosophical Transactions (1683-1775) VL - 17 SP - 646 EP - 649 PY - 1753/01/01/ UR - http://dx.doi.org/10.1098/rstl.1693.0012 M3 - doi:10.1098/rstl.1693.0012 AU - Leuwenhoek, A. ER -