Subject ASC0003jpp
Journal of the Royal Microscopical Society.
ser.2:v.6:pt.1:no.1-3 (1886), Page 517 (1878-1968.)
New York Botanical Garden, LuEsther T. Mertz Library
BHL Page 31216696
Keywords
micrometry stage device Vorce's Combined Focusing and Safety Stage for use in Microscopes with High Powers Vorce's Device micrometry