TY - JOUR T1 - A Specimen of Some Observations Made by a Microscope, Contrived by M. Leewenhoeck in Holland, Lately Communicated by Dr. Regnerus de Graaf JF - Philosophical Transactions (1665-1678) VL - 8 SP - 6037 EP - 6038 PY - 1753/01/01/ UR - http://dx.doi.org/10.1098/rstl.1673.0017 M3 - doi:10.1098/rstl.1673.0017 AU - Leewenhoeck, M. AU - de Graaf, R. ER -