144984564CorporateDNB|100448091113American Towing Tank Conference 9 1950 Ottawa, Ca.DNBDNB|1004480911American Towing Tank Conference91950Ottawa, Ca.DNBDNB|1004480911DNB|1004480911uATTC91950Ottawa, Ca.attc 9 1950 ottawa caDNBDNB|1004480911Towing Tank Conference91950Ottawa, Ca.towing tank conference 9 1950 ottawa caDNBDNB|1004480911Ottawa, Ca.ottawa caDNBDNB|100448091100lived2017-03-13T15:45:37.468772+00:00