00343nam a22001097a 4500082003200000100002000032245006700052260005100119300001700170526003700187650000900224  a388.068bWILcL-tech, P-126  aWilcon, G.lloyd  aTraffic management industrial and commercialcG.lloyd, Wilson.  aNew York :bD-Appleton Century Company,c1941.  axi, 453 p. :  a0b0c0d388_068000000000000_WIL  aNUST