ANTIQUE BRASS ERNST LEITZ GERMANY OBJECTIVE MICROSCOPE PART AS PICTURED T8-B-91

ANTIQUE BRASS OBJECTIVE "4" ERNST LEITZ GERMANY MICROSCOPE PART z1-b-06

ANTIQUE ERNST LEITZ 10X/170 OBJECTIVE MICROSCOPE PART AS PICTURED &P9-A-22

ANTIQUE ERNST LEITZ 1/12 BRASS OBJECTIVE MICROSCOPE PART AS PICTURED R7-A-56

ANTIQUE ERNST LEITZ BRASS OBJECTIVE 10X MICROSCOPE PART AS PICTURED &B1-B-21

ANTIQUE BRASS ERNST LEITZ "6" OBJECTIVE MICROSCOPE PART AS PICTURED #R1-B-10

ANTIQUE BRASS ERNST LEITZ OBJECTIVE "6" MICROSCOPE PART AS PICTURED &F1-A-81

ANTIQUE ERNST LEITZ WETZLAR BRASS OBJECTIVE MICROSCOPE PART AS PICTURED 4b-ft-45