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.
NorwayAdresseavisen:
Giftet seg i 1947 med Eleonore Fredrikke Knudtzon.
Folketelling 1920 for 1041 Lista herred, digitalarkivet.no
RA/RAFA-5156/G/Gb/Gbb/Gbbb/L0001
"Seedie's List of Submarine Awards for World War II", 1990, s. 106
"Seedie's Roll of NAVAL HONOURS & AWARDS", 1989 s. 717
Svardal, Geir., "Eleonore Fredrikkes krig", Adresseavisa, 22.11.2024
Valvatne, Sigurd., Med norske ubåter i kamp, Norge, J. W. Eides Forlag, 1954