Details
An electro-magnetic machine,
by Edward Sumner, Crystal Palace, Sydenham, mounted in mahogany case, 10¼in. (26cm.) wide; and a similar machine by C.H. Lorberg in pine case 8 5/8in. (21.9cm.) wide (2)
by Edward Sumner, Crystal Palace, Sydenham, mounted in mahogany case, 10¼in. (26cm.) wide; and a similar machine by C.H. Lorberg in pine case 8 5/8in. (21.9cm.) wide (2)