Subject ASC0003jbj
Journal of the Royal Microscopical Society.
ser.2:v.3:pt.1:no.1-3 (1883), Page 115 (1878-1968.)
New York Botanical Garden, LuEsther T. Mertz Library
BHL Page 31414359
Keywords
portable microscope Machine worm-wheel high power focus microscope viewer fine focusing focus slide box lens Microscope illustration