=LDR 22 4500 =001 4238 =082 04$a526.9 CLA =100 1\$aClark, David =245 10$aPlane and Geodetic Surveying: for engineers =260 \\$aLondon :$bConstable and Co.,$c1957 =650 \0$aBooks =852 \\$bFreeman Library$h526.9 CLA$zNot located