1920’s Internal intercom, wired up and functional Functionning interactive display Intercom Schematic, Note Office and Call Desk 1906 Ericsson Telephone in iron enclosure Static Display Standard Telephone station phone Currently a static display Stirling Telephone, Tottenham 1890’s, with multi point switch Bell is wired up to the button below, speaker is currently not functioning. Air ministry Buzzer Practice Morse code practice air ministry issue. Wired up to be used, currently in functioning order.