 DE-144. LACQUERED BRASS CONTINENTAL MICROSCOPE BY C. REICHERT
 DE-167. LACQUERED BRASS CONTINENTAL MICROSCOPE BY SEIBERT
 DE-201. LACQUERED BRASS CONTINENTAL MICROSCOPE BY THEODOR POSNER
 DE-262. METALLURGICAL MICROSCOPE BY CARL ZEISS
 DE-307. COMPOUND MONOCULAR MICROSCOPE BY TESCHNER
 DE-332. PARALLEL LINKAGEMICROSCOPE BY ERNST LEITZ
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 DE-606. INSPECTION MICROSCOPE BY MAX KOHL
 DE-637. COMPOUND MONOCULAR MICROSCOPE BY LUDWIG MERKER
 DE-688. TRICHINEN MICROSCOPE BY WACHTER
 DE-714. LACQUERED BRASS C-LIMB MICROSCOPE BY SIEBERT
 DE-747. PARALLEL LINKAGE MICROSCOPE BY LEITZ
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