Subject ASC0003jxs
Journal of the Royal Microscopical Society.
1887:pt.2:no.4-6 (1887), Page 1028 (1878-1968.)
New York Botanical Garden, LuEsther T. Mertz Library
BHL Page 31414080
Keywords
Focusing arrangement for photomicrography camera photomicrography diagram photomicrograph microscope focus device