1. Portion of the old manual board, which is being replaced by the automatic exchange. -2- The new system: Line_ finders for picking- Tip' the. calling line and ..connecting it with the. registers. 3. „The registers.';., for automaticallyrecording the numbers. 4: The-groups switches _and sequence-switches.-for automatically connecting the calling line-with the particular group containing the number called. • 5. Junction boards, which rorm the connecting link .between- the- manual and automatic exchanges. 6. Testing desk, where faulty lines are tested and the position of the faults located.

Free Lance, Volume XIX, Issue 1007, 22 October 1919, Page 15

1. Portion of the old manual board, which is being replaced by the automatic exchange. -2- The new system: Line _ finders for picking- Tip' the. calling line and ..connecting it with the. registers. 3. „The registers.';., for automaticallyrecording the numbers. 4: The-groups switches _and sequence-switches.-for automatically connecting the calling line-with the particular group containing the number called. • 5. Junction boards, which rorm the connecting link .between- the- manual and automatic exchanges. 6. Testing desk, where faulty lines are tested and the position of the faults located.