TY - JOUR T1 - A New Method for the Quantitative Estimation of the Micro-Organisms Present in the Atmosphere JF - Philosophical Transactions of the Royal Society of London. B (1887-1895) VL - 178 SP - 113 EP - 152 PY - 1887/01/01/ UR - http://dx.doi.org/10.1098/rstb.1887.0005 M3 - doi:10.1098/rstb.1887.0005 AU - Frankland, P. ER -