Journal - Franklin Institute of the State of Pennsylvania (1826)
Franklin Institute, Philadelphia, Franklin Institute (Philadelphia, Pa.) · [Philadelphia : Franklin Institute] · leaf 673
thod is applicable. The question has often been asked, how is it possible to know, 664 Henry Green. [J. F. I. upon examining a pigment under the microscope, whether onereally sees individual particles or simply aggregates? There area number of ways of deciding upon this. First, most pigmentsare… … Old Dutch Corroded White Lead, 1500 Diameters.Even though this material is badly flocculated the clear outlines of most of the particlesare sufficiently well shown so as to make possible a successful measurement. magnitude and what we are able to see, therefore, must be, ingeneral, individual…
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