Puckerings has dated this Antique Brass Desk Magnifier to the 1910s.

This one is made from polished brass and is excellent quality having a lovely domed lens rather than flat on top, un-marked but probably by Optimus.
Wonderful condition, with a good magnification and a hefty piece to keep those papers in place. 4 1/4" in diameter x 2 3/4" high to top of dome.
Item: 44339
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Puckerings has dated this Antique Brass Desk Magnifier to the 1910s.
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