Add this copy of Soren Hjorth: Inventor Of The Dynamo-Electric Principle to cart. $21.64, new condition, Sold by Booksplease rated 3.0 out of 5 stars, ships from Southport, MERSEYSIDE, UNITED KINGDOM, published 2007 by Kessinger Publishing.
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Add this copy of Soren Hjorth: Inventor of the Dynamo-Electric Principle to cart. $41.96, good condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Newport Coast, CA, UNITED STATES, published 2007 by Kessinger Publishing.
