07-09-2005 - Physiotherapist advises a woman worker how to sit and position hands and body while working at a laptop computer during a walk in clinic for staff at Portcullis House. © Janina Struk

07-09-2005 - Physiotherapist shows a woman office worker at a walk in clinic at Portculllis House the correct distance, position and level of the computer screen. © Janina Struk

06-01-2000 - Commuters wait at Victoria station during the rush hour. Dispute with drivers and Connex South Central trains mean the cancellation of over 300 trains a day. Drivers are refusing to work their rest da... © Jess Hurd

28-02-1986 - Policeman stopping a TV cameraman from filming, picket line, Wapping dispute, East London, 1986 © Peter Arkell

10-01-1986 - Wapping Printing Plant, News International Dispute, in January 1986. © John Sturrock

16-07-1984 - Battle of Orgreave 1984. Police roadblock preventing pickets getting to Nottinghamshire pits. Police stop a car of striking miners at junction 24 of the M1 Motorway, stopping pickets getting to Nottin... © John Harris

16-07-1984 - Miners Strike 1984 Motorway roadblock Police stop a car of striking miners at junction 24 of the M1 Motorway, stopping pickets getting to Nottinghamshire pits to picket and also gathering information... © John Harris

29-11-1980 - CCTV overlooking protest at Thatcherism, job losses, Liverpool 1980 © Peter Arkell