=LDR 00000nam a2200000ui 4500 =001 4221 =008 250530s1941\\\\xx\|||||||||||||||||eng\d =082 04$a551.3 BAG =100 1\$aBagnold, R. A. =245 10$aThe Physics of Blown Sand and Desert Dunes =260 \\$aLondon :$bMethuen,$c1941 =852 \\$bFreeman Library$cBooks$h551.3 BAG