TY - BOOK TI - Construction Encyclopedia Vol - 4: Stairways, Parkings and Garages U1 - 624.003 PY - 1998/// CY - New Delhi PB - New Daly Construction Encyclopedias KW - Civil Engineering N1 - Stairways-Introduction Parkings Garage or Workshop Doors Automatic Devices for Swing and Swing-up Doors Automatic Devices for Closings in General ER -