Here you have a VERY NICE Antique Early SPENCER LENS CO BRASS & IRON 3 POWER MICROSCOPE, BUFFALO NEW YORK. #95517. The 3 Lenses are engraved as follows:
16 mm.n.025
HOM.1mm.1.8mm.A.125
Spencer #242386
4mm.n.a.0.86
44x
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