=LDR 22 4500 =001 3567 =082 04$a526.022 MON =100 1\$aMonkhouse, F. J. =245 10$aMaps and Diagrams: their compilation and construction =260 \\$aLondon :$bMethuen,$c1971 =650 \0$aBooks =700 1\$aWilkinson, H. R =852 \\$bFreeman Library$h526.022 MON