00425cam a22001692  4500001001100000005001700011008004100028020001700069040001500086050002100101100003000122245001600152250001200168260003700180300001000217650002800227000000509420151217151952.0070606s        xx            000 0 eng d  a0727713132 :  aKABUcKABU 0aTA715b.H67 19881 aHorner, P. C.@000015617110aEarthworks.  a2nd ed.  aLondon :bThomas Telford,c1988.  a62 p. 0aEarthworks.@0000156172