00269nam a2200109Ia 4500008004100000041000800041082000800049100001900057245003400076260003600110300001300146231107s1998    xx            000 0 und d  aeng  a693  aU.S.Department  aConcrete Masonary & Brickwork  aAmericabLibrary Congressc1998  a01 to 40