Electricity and the electric telegraph /
Prescott, George Barttett, 1830-1894,
Electricity and the electric telegraph / by George B. Prescott - 4 - vi, 980 páginas
Telégrafo
Electricidad
TK5261 / P74 1881
Electricity and the electric telegraph / by George B. Prescott - 4 - vi, 980 páginas
Telégrafo
Electricidad
TK5261 / P74 1881