Simply stamped JD. Bullseye condensers contain a convexed lens that is used to focus and control the light illuminating a subject under a microscope.

 

I DON'T KNOW MUCH ABOUT THIS. I CAN ONLY TELL YOU WHAT I SEE. THERE IS A SMALL LOGO AT THE TOP THAT LOOKS LIKE THE OUTLINE OF AN APPLE WITH A WL INSIDE. IT IS MADE TO HANG VERTICAL IN A ROOM WHERE THE

 

Vintage CURVIMETER Drafting MAP MEASURER Wheel Made in GERMANY app 1.25" wide app 2.5 tall before ring with 2.75 leather pouch

 

~19C ANTIQUE MEDICAL DOCTORS MAGNIFYING GLASS~GOGGLES~CIVIL WAR ERA Hello. Welcome to our Auction! THESE ARE A RECENT ESTATE SALE FIND. THESE ARE OLD AND DO SHOW SOME MINOR SIGNS OF WEAR. THEY ARE APP

 

Old QUARANTINE sign.  Some toning of the bottom edge. Light wear, soiling, creasing.  Old penciled price on the back.  Unsure of the age, but it has to be pre mid 20th century. Hopefully this is on

 

Small Shear top Opium type Flask Bottle only 1-1/8 in. long and is all original and unopened there's a wax sealant over the cork stopper and the Label is written in Japanese only, the envelope says: "

 

VINTAGE PAIR OF FRENCH BINOCULLARS--MOTHER OF PEARL & BRASS AS YOU SEE--COLMONT--THE LENS ARE IN GREAT CONDITION--BIRD WATCHING--OR SPYING ON YOU KNOW WHO--GREAT GIFT--ENJOY

 

This auction is for an Early Civil War Era pair of Dorner Brass Eyeglasses. They are in very good condition, through my loupe, I can see a chip and some scratches on the lens, overall very good condit

 

VERY RARE Antique French paris porcelain Apothecary Jar EARLY 19TH REGISTRATION "EXT PHELAN M" TAKING LID IS IN THE FORM OF FLOWERS They measure 11"1/2 to the tops of the lid finials by 5" across. The

 

Fine Norman mount of silver crystals