If with single body, 2 eyepieces.....$260

No. 2 Binocular Microscope -This instrument is constructed on the same general plan as No. 1, but is rather smaller. The stage has the usual rectangular motion and one of rotation, without rack and pinion. In workmanship, finish, accurate fitting, and optical qualities it is the same as No. 1. The substage has a rotating cylinder with adjustments for centering the apparatus which it receives, and provides for their use and application with freedom. The flat and concave mirror is fitted on a double arm to facilitate the oblique reflection of light. Binocular with 4 eyepieces....$280

If single body with 2 eyepieces.....$200

Monocular 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 adjustment 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 inlaid even with the stage; the stage is of glass, with perfectly smooth motions in all directions. One eyepiece, 3 objectives, 1 1/2, 2/3, and 1/4 inch of focus, of our own make. This instrument having been designed under advice 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....$50