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The first battery

The first battery ...

Uploaded by: Daneliya

Comments: (1)

views: 1499

First galvanometer

First galvanometer...

Uploaded by: Daneliya

views: 4970

First galvanometer

First galvanometer...

Uploaded by: Daneliya

views: 1620

Jean-Daniel Colladon

Jean-Daniel Colladon ...

Uploaded by: Daneliya

views: 1518