31 - 33 High Holborn London W.C.1 Sub Brit visit 13th July 1996 & 25th February 2008
Cross passage
Blast door at base of High Holborn lift
High Holborn lift shaft
Oil close
Main Alley (1995)
Main Alley
Upper level above Main Alley
Compressors (1995)
Compressors
Power Generators (8.1995)
Standby generators (10.1995)
Standby generators
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