Hi all, I am forwarding pictures of the electric motor made in Germany and this is original in the player piano. Regards, Giovanni Vitiello Bologna, Italy giovanni.celestino@gmail.com.geentroep [delete ".geentroep" to reply] [ http://www.mmdigest.com/Attachments/17/01/19/170119_104457_IMG_1578.JPG [ http://www.mmdigest.com/Attachments/17/01/19/170119_104457_IMG_1579.JPG [ http://www.mmdigest.com/Attachments/17/01/19/170119_104457_IMG_1580.JPG [ The Junghanns & Kolosche motor was frequently installed in Welte [ orchestrions and pianos that were sold in regions where direct [ current or alternating current mains of different frequencies were [ encountered. Rotating the brush holder adjusted the pump speed. [ A similar motor is pictured at [ http://www.mmdigest.com/Gallery/Pictures/weltepump.html -- Robbie