Self-exciting dynamo, by Mavor and Coulson, 1893 Self-exciting dynamo, by Mavor and Coulson, 1893 1893
Small "Gramme" dynamo made by W.B. Bain, 1879 in Forest of Dean Small "Gramme" dynamo made by W.B. Bain, 1879 1879
Alternate current dynamo of Gramme type combined with direct-current exciting machine, on same shaft, French manufacture Alternate current dynamo of Gramme type
Elwell-Parker 2 pole open-pattern dynamo with drum armature, no.1613 complete with track for belt tensioning 60 volts 15 amps D C output at 1200 rpm. Made by Electric Construction Corporation Ltd. Wolverhampton Elwell-Parker 2 pole open-pattern dynamo with drum armature
Wheel turned dynamo, on wooden base large horseshoe magnet, double coil and commutator, probably English, 1880-1910 Wheel turned dynamo 1880-1910
Small dynamo, enclosed type, continuous current, drum armature and spare shuttle Small dynamo, enclosed type, continuous current
Gramme dynamo, 1882, from Crystal Palace Exhibition Gramme dynamo, 1882, from Crystal Palace Exhibition 1882
Earliest form of Ferranti dynamo; with first and latest type of helix, used with this machine Ferranti dynamo 1882-1883
Canning Dynamo made of cast iron. 6 volts, 100 amperes, 1400 revs per minute. Manufactured by W. Canning & Co. Ltd, Birmingham. Donated by G. R. Ritherdon, Darwen, Lances. Canning Dynamo made of cast iron. 6 volts 1890 ca.
Berko cycle dynamo complete with rear lamp, c.1923 Berko cycle dynamo complete with rear lamp, c.1923 circa 1923