This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Soeren hjorth. Sren Hjorth Promotor of the first Danish railroad and inventor of the dynamoelectric principle Sigurd Smith Sren Hjorth Inventor of the DynamoElectric Principle Elektrotekniske Forening Kbenhavn archive org Online ca Hans Peter Hansen PDold Engravings by Hans Peter Hansen Sren Hjorth
Page 2023 Free-images.com. All images are Public Domain