Subject ASC0003jeu
Journal of the Royal Microscopical Society.
ser.2:v.3:pt.2:no.4-6 (1883), Page 714 (1878-1968.)
New York Botanical Garden, LuEsther T. Mertz Library
BHL Page 31413254
Keywords
eyeglasses optical lens microscope microscopy bausch and lomb bausch lomb optic optical compressor lens pocket parallel pin socket screw trichinoscope optics Zentmayer's Principle Bausch and Lomb Optical Co.'s Compressors Optical Co.'s Trichoscope pocket Microscope for field use in collecting Infusoria Algae &c. Parallelism