Subject ASC0003j9u

Journal of the Royal Microscopical Society.
ser.2:v.2:pt.1:no.1-3 (1882), Page 413 (1878-1968.)
New York Botanical Garden, LuEsther T. Mertz Library
BHL Page 31214278

Keywords

microscopy microscope heliostat Browning's Simple Heliostat microscope heliostat Heliostat Microscope

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