00829nam a2200289 4500 2673210 BD-DhUL 20141211134249.0 730830s1972 enka 001 0 eng 73167177 B*** 0540009547 DLC DLC DLC BD-DhUL GC21 .C69 1972 575.22 CRI Critchlow, Keith. Into the hidden environment : oceans: lifestream of our planet / Special illus. painted by David Nockels. London : G. Philip, 1972. 125 p. : ill. ; 30 cm. £2.95 BDT 39.00 Includes index. Oceanography. Nockels, David, illus. 7 cbc orignew 4 ncip 19 y-gencatlg ddc BK 22130 22130 0 0 ddc 0 575_220000000000000_CRI 0 NFIC 42748 DUSL DUSL GEN 1973-05-30 Purchased 575.22 CRI A97880 2014-12-11 2014-12-11 BK