Subject ASC0003jiq
Journal of the Royal Microscopical Society.
ser.2:v.4:pt.2:no.4-6 (1884), Page 793 (1878-1968.)
New York Botanical Garden, LuEsther T. Mertz Library
BHL Page 31217068
Keywords
microscope micrometer microscopy Albertotti's Micrometer Microscope measuring Dr. G. Albertotti Albertotti Helmholz ophthalmometer Helmholtz plates