Revolving-field machine by Siemens and Halske in 1887, Department of Power Engineering, Deutsches Museum German museum, Munich, Bavaria, Germany, Europe

1887 aged and appliance appliances bavaria bavarian building buildings by cultural culturally culture cultures department deutsches electric electrical electrically electricity energies energy engineering engineering europe european exhibit exhibition exhibitions exhibits federal field frg generation german germany halske historic in indoor indoors inside interior invention inventions machine machines muenchen munich museum museum museums natural oberbayern of old photo piece pieces power power propulsion propulsions republic revolving revolving field rooms science sciences scientific several show showpiece showpieces showroom showrooms shows siemens site sites southern space supply technic technical technology upper view views