A walnut-cased wall telephone with dial, bells and handset; an Ericsson switchboard on shaped walnut board with bells, terminals and 3-way switch; and an Ericsson six-line pyramid switchboard (3)

细节
A walnut-cased wall telephone with dial, bells and handset; an Ericsson switchboard on shaped walnut board with bells, terminals and 3-way switch; and an Ericsson six-line pyramid switchboard (3)