Subject ASC0002zt8
The Journal of the Quekett Microscopical Club.
ser. 2, v. 12 (1913), Page 374 (1913)
MBLWHOI Library
BHL Page 816218
Keywords
vision stereoscopic effect Mercer plan binocular tube illustraion stereoscopism Nelson E.M. binocular microscope Powell Leitz Wenham Mercer method Ramsden disc Greenough type