Elektrisches Pianino [Model 60A] © 189? Unknown.
Also released as :
"Elektrisches Pianino [Model 61A]"
"Elektrisches Pianino [Model 70A]"
"Elektrisches Pianino [Model 71A]"
"Elektrisches Pianino [Model 72A]"
Machine's picture.
Ernst Holzweissig Nachf.'s 1898 Export Catalogue - Page 55