Subject ASC0003k2v
Journal of the Royal Microscopical Society.
1889:pt.1:no.1-3 (1889), Page 125 (1878-1968.)
New York Botanical Garden, LuEsther T. Mertz Library
BHL Page 31223952
Keywords
condenser apochromatic Powell Lealand lens microscopy diaphragm tube apochromatic condenser Dallinger Microscope