PERMANENT INTERNATIONAL ASSOCIATION OF NAVIGATION CONGRESS
TWENTY FIRST INTERNATIONAL CONGRESS:INLAND NAVIGATION SEC1 SUB1-6 - STOCKHOLM P.I.A.N.C 1965 - BOUND SEPERATELY OF THREE SUB.EACH .
627.15061 P426
TWENTY FIRST INTERNATIONAL CONGRESS:INLAND NAVIGATION SEC1 SUB1-6 - STOCKHOLM P.I.A.N.C 1965 - BOUND SEPERATELY OF THREE SUB.EACH .
627.15061 P426