Dimension ( W-D-H ) 110 mm x 115 mm x 50 mm  /  4_1/4" x 4_1/2" x 2"

LABOR DC ZERO MIKRO-AMPERE-METER   SIEMENS & HALSKE / Germany (1930)
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Scale divided in  +/- 40  D E G R E E S ;   1° ~ 5 μA ;   +/- 200 μA

The housing is made of  bakelite,  like   » Low-Level DC Version «

R E M A R K S :
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The DOUBLE-ARROW on top  and  the  200 .. 150 .. 100 .. 50 ..  MARKS
ON SCALE w.PENCIL are made from the former user. The instrument came
with crack and a missing edge in the housing - R E S T O R A T I O N
was the same as with the  Lab DC-MultiMeter S&H μA-MULTIZET

impressum:
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© C.HAMANN        http://public.BHT-Berlin.de/hamann        01/26/16