buildings : Building foundations and footings ; Foundation and plans ; Structural walls and columns ; Floor

and Curtain Walls; Understanding Wall Types and Parameters; Basic Walls; Stacked Walls; Curtain Wall

in a state of permanent transition / Urban warfare : walking through walls / U.S. operating systems

: Foundations ; Walls ; Floor slabs ; Roofs ; Windows ; Glass ; Doors ; Stairs ; Escalators ; Moving walkways

limits of advertising -- On and beyond the white walls : photography as art / Liz Wells -- Early debates