Enfield Manual exchange. Early 1960s just before the change over to automatic.

Power and fuse board for 76 switchboards %2B Dir Enq.

The main fuse board for the 65 position manual A board and the 11 position B board which was for connecting incoming calls from Londons automatic exchanges. A system called CCI.

Power control and motor generator for manual telephone exchange

Enfield Manual exchange power control board just before change over to a 4,000 type Strowger automatic exchange. Both photos were taken by me, G3NQF