01023nam a2200217Ia 4500003000400000005001700004008004100021040001000062082001000072082000800082245003700090260003200127260000900159300001000168365000800178365001100186365000600197365000600203505057100209650002500780OSt20231101150202.0181031s9999    xx            000 0 und d  ckrvia  a724.6  bBUI10aBuilders: Marvels of Engineering  bNational Geographic Society  c1992  a288p.  b950  cRupees  d0  e0  aForeword p.6, Overcomingdist Ance p., Roads p.12, Canals p.26, Bridges p.50, Railroads p.76, Pipelines p.84, Height and Depth p.90, Towers p.94, Tunnels p.112, Skyscrapers p.126, Public Spaces p.146, Sports Arenas p.150, Exposition Halls p.162, Need for Protection p.174, On Land p.178, From Water p.190, Responding to the Spirit p.202, Pyramids p.206, Temples p.214, Domes p.226, Gothic Cathedrals p.242, Harnessing Nature’s Power p.254, Wind p.258, Solar p.262, Hydroelectric p.268, Glossary p.282, Acknowledgments p.283, Illustrations Credits p.284, Index p.285  aArchitectural Design