You are bidding on a very rare and still in it's original wooden carrying case, Bausch and Lomb Optical Co. Biological Brass Microscope. This microscope is in great condition and so is it's wooden carrying case. The case even still has it's original key. The microscope comes with two eye pieces and two elements. The microscope is engraved Baush & Lomb Optical company. The elements are brass and engraved Biological 2/3 Tube length 170mm and the other is 1/6 with the same tube length. Both optics have their own brass protective tubes that hold them. T is also two stages with this microscope. The microscope is 10.5 inches high by 3 inches wide. If you are looking for that great addition to your collection or that very special gift for that someone special for the holidays, now is your chance. I do estate work and this came out of one of my local estates. Please see my othe auctions to see more items from this estate. Thank you for bidding.