Subject ASC0003j5a
Journal of the Royal Microscopical Society.
ser.2:v.1:pt.1:no.1-3 (1881), Page 522 (1878-1968.)
New York Botanical Garden, LuEsther T. Mertz Library
BHL Page 31227685
Keywords
microscope stage sliding stage diaphragms aperture focussing light circles Dr. J. Anthony apertures microscopy diaphragm sliding stage perforated stage diaphragm lighting invention