Carl Wilhelm Siemens

Sir Carl Wilhelm Siemens (4 April 1823 – 19 November 1883), anglicised to Charles William Siemens, was a German-British electrical engineer and businessman. Provided by Wikipedia

2
by Siemens, William
Published 1878
Springer Berlin Heidelberg

3
by Siemens, William
Published 1883
Springer Berlin Heidelberg

4
by Siemens, William
Published 1879
Springer Berlin Heidelberg