01307aam 2200373I 450 991071026960332120160121100809.0GOVPUB-C13-df9c5beef9fe0cdac44f6f491c04a724(CKB)5470000002476589(OCoLC)935500174(EXLCZ)99547000000247658920160121d1982 ua 0engrdacontentrdamediardacarrierAn examination of the state of art in inland waterways system lock research /Martin H. PearlGaithersburg, MD :U.S. Dept. of Commerce, National Institute of Standards and Technology,1982.1 online resourceNBSIR ;81-24111982.Contributed record: Metadata reviewed, not verified. Some fields updated by batch processes.Title from PDF title page.Includes bibliographical references.Pearl Martin H31276Pearl Martin H31276United States.National Bureau of Standards.NBSNBSGPOBOOK9910710269603321An examination of the state of art in inland waterways system lock research3496778UNINA