000 00465nam a22001217a 4500
008 230719b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
245 _aNUC symposium on environmental preservation
_c/ Naval Undersea Research and Development Center San Diego, California 1970
260 _aWashington:
_bNational Technical Information Service,
_c1970
300 _av, 183p.
650 _aSymposium
942 _2udc
_cSYM
999 _c53634
_d53634