The following was extracted from the 1879 Miller Brothers catalog:
Stand 12 Inches
in Height, and Draw Tube
Heavy Base and Arm of
green japanned cast iron, Body and all other parts of
well finished brass. The body can be inclined to
any angle. Coarse addjustment by spiral motion, fine
adjustment by a new construction, which is efficient
with high powers. Plane and concave mirrors
adjustable for oblique light. Revolving diaphragm
inlayed even with the stage. The stage is of glass,
with perfectly smooth motions in all directions. One
Eyepiece, 2 objectives 2/3 inches and 1/4 inches
focus of our own make. This instrument having been
designed under advise of our most eminent Physicians,
Professors, and Amateurs in microscopes is cheerfully
recommended by them especially for Medical purposes.
The whole packed in an upright Black Walnut wood case
with drawer.
Price....$50.00