00530nam a2200133Ia 4500008004100000020001500041100001800056245017900074260004600253300001000299490004000309650002400349700002300373201216s9999    xx            000 0 und d  a0860540685  aMcGrail, Sean 0aArchaeology of medieval ships and harbors in Northern Europe: paper based on those presented to an International Symposium on Boat and Ship Archaeology at Bremerhaven in 1979  aGreenwichbNational Maritime Museumc1979  a260p.0 aB A R International Series 66, 1979 0aShipping Management  aSean McGrail (Ed.)