00457nam a2200145Ia 4500008004100000041000800041082001300049100001800062245008800080260003700168300004600205365001700251500001100268700003200279230718s9999    xx            000 0 und d  aeng  a620bDAV  aDavidson F.P.  aEncyclopedia Of The Great Engineering Projects In HistorybBuilding The World Vol.I  c2009bPentagon & Greenwood Press  a450dRef 348 G (32291), Ref 349 G (32292)  cRs.b4500.00  a348Gen  aDavidson F.P. & Brooke K.L.