Image used to illustrate lecture text for 'Design winners', held at the RSA, 29/10/1997\nPhotograph by Keith Parry

Image used to illustrate lecture text for 'Design winners', held at the RSA, 29/10/1997\nPhotograph by Keith Parry

Image acquired but not used to illustrate lecture text for 'Design winners', held at the RSA, 29/10/1997

Image acquired but not used to illustrate lecture text for 'Design winners', held at the RSA, 29/10/1997

Image acquired but not used to illustrate lecture text for 'Design winners', held at the RSA, 29/10/1997

Image acquired but not used to illustrate lecture text for 'Design winners', held at the RSA, 29/10/1997

Image acquired but not used to illustrate lecture text for 'Design winners', held at the RSA, 29/10/1997

Image used to illustrate lecture text for 'Representation in building' by Steven Groak, held at the RSA, 18/2/1998

Image used to illustrate lecture text for 'Representation in building' by Steven Groak, held at the RSA, 18/2/1998. Photograph supplied by Steven Groak and Ove Arup and Partners

Image used to illustrate lecture text for 'Representation in building' by Steven Groak, held at the RSA, 18/2/1998. Photograph supplied by Steven Groak and Ove Arup and Partners

Image used to illustrate lecture text for 'Representation in building' by Steven Groak, held at the RSA, 18/2/1998. Photograph supplied by Steven Groak and Ove Arup and Partners

Image used to illustrate lecture text for 'Representation in building' by Steven Groak, held at the RSA, 18/2/1998. Photograph supplied by Steven Groak and Ove Arup and Partners

Image used to illustrate lecture text for 'Representation in building' by Steven Groak, held at the RSA, 18/2/1998. Photograph supplied by Steven Groak and Ove Arup and Partners

Image used to illustrate lecture text for 'Representation in building' by Steven Groak, held at the RSA, 18/2/1998. Photograph supplied by Steven Groak and Ove Arup and Partners

Image used to illustrate lecture text for 'Representation in building' by Steven Groak, held at the RSA, 18/2/1998. Photograph supplied by Steven Groak and Ove Arup and Partners

Image used to illustrate lecture text for 'Representation in building' by Steven Groak, held at the RSA, 18/2/1998. Photograph supplied by Steven Groak and Ove Arup and Partners

Image used to illustrate lecture text for 'Representation in building' by Steven Groak, held at the RSA, 18/2/1998. Photograph supplied by Steven Groak and Ove Arup and Partners

Image used to illustrate lecture text for 'Representation in building' by Steven Groak, held at the RSA, 18/2/1998. Photograph supplied by Steven Groak and Ove Arup and Partners

Image used to illustrate lecture text for 'Representation in building' by Steven Groak, held at the RSA, 18/2/1998. Photograph supplied by Steven Groak and Ove Arup and Partners

Image used to illustrate lecture text for 'Representation in building' by Steven Groak, held at the RSA, 18/2/1998. Photograph supplied by Steven Groak and Ove Arup and Partners