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Richard Arthur Norton (1958- ): Carl Frederick Tandberg (1910-1988) and family in 1918.
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Richard Arthur Norton (1958- ): Thoralf Christian Andreas Tandberg (1901-1995) in 1918
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Richard Arthur Norton (1958- ): Carl Frederick Tandberg (1910-1988) in the 1920 US census in Boston, Massachusetts
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Richard Arthur Norton (1958- ): Ralph Christian Andreas Tandberg (1901-1995) and family in the 1930 US census in Jersey City, New Jersey
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Richard Arthur Norton (1958- ): Miss Tandberg exchanges vows
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Richard Arthur Norton (1958- ): Thordis Tandberg (1905-1919); Thorvald Martin Tandberg (1874-1970); Ralph Christian Andreas Tandberg (1901-1995); Carl Frederick Tandberg (1910-1988); Yolanda Christina Tandberg (1902-2003); and Alvilde Marie Naess (1875-1933) circa 1910-1911