Early electrical instrumentation based on the heating effect took an unusual form.
"The Earliest Electromagnetic Instruments"
Robert A. Chipman
Raff has made great changes in the instrumentation and arrangement of his "Alfred," and probably the opera in its new form will have better effect even than before, although the three or four first performances were much applauded.
"Correspondence of Wagner and Liszt, Volume 1"
Francis Hueffer (translator)
The close of the overture especially has been entirely changed in the instrumentation.
"Correspondence of Wagner and Liszt, Volume 1"
Francis Hueffer (translator)