Vintage Spencer Buffalo Microscope + Wood Box, Lenses, Cenco, Eyepieces

Description

Vintage Spencer Microscope + Wooden Case
Lenses on the microscope bottom are marked:
"44X / 4 MM.N.A.0.66 / 251801"
10X / 8 MM.N.A.0.25 / 189302"
Eyepieces are marked:
10X
8X
6X
10X V.C. 12
Bausch & Lomb Optical 2 - this eyepiece doesn't fit into the top of microscope
Marking on the base of the microscope reads "Made for / Central Scientific Co. / CENCO / Chicago"
Microscope looks to be in good vintage condition - not tested.  The wooden case's handle is broken and there is no key, so it doesn't stay closed.
Please feel free to ask any questions, and thanks for stopping in:)