...
Seismograph part

1971.0229.001

...
Seismograph housing part

1971.0229.002

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Magnet

1971.0229.003

No image available.
Tripod

1971.0229.004

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Stand

1971.0229.005

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Recorder part

1971.0229.006

No image available.
Disk

1971.0229.007

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Seismograph part

1971.0229.008

...
Mirror

1971.0229.009

...
Seismograph part

1971.0229.010