The information on registered seafarers is not in all cases complete. As new sources are studied, information on engagements and medals etc. will be added to some of the already registered seafarers.
Londonregisteret:
Registernummer under krigen: London 45483.
Vestfoldarkivet:
Bruker etternavn "Gjefsøe".
Folketelligen fra 1910 bruker navnet: "Leif Agnar Gjefsjøe"