Engraving of Parson's first 1 megawatt "turbogenerator" alternator driven by a steam turbine.  It was installed at a plant in Elberfeld, Germany.
Unknown author<span style="display: none;">Unknown author</span>
1901-04-27
Reprinted from Scientific American article April 27, 1901.  Appears on page 64 of Creating the Twentieth Century, by Vaclav Smil. <a href="//commons.wikimedia.org/wiki/Special:BookSources/0195168747" title="Special:BookSources/0195168747">ISBN 0195168747</a> <a rel="nofollow" class="external text" href="https://books.google.com/books?id=w3Mh7qQRM-IC&amp;pg=PA71&amp;lpg=PA71&amp;dq=Transformer+coltman+1988&amp;source=web&amp;ots=HRCepEDdjx&amp;sig=2CZhFO4lxncVYZXQ0SIWMJg5qug&amp;hl=en&amp;sa=X&amp;oi=book_result&amp;resnum=1&amp;ct=result#PPA64,M1">online copy here</a>