000 00222pam a2200085a 44500
008 140414b xxu||||| |||| 00| 0 eng d
245 _aENGINEERING JOURNAL VOL 55 1972
_c
260 _aCANADA
_bENGINEERING JOURNAL
_c
906 _a45851
999 _c41991
_d41991