^The 1901 English census lists a Norman W. Walker as a boarder, giving his age as "15", his occupation as "clerk", his citizenship as English, but his place of birth as "Italy".
^In the Ellis Island Records a Norman W. Walker can be found as passenger No. 19 aboard the RMS Lusitania arriving in New York Harbor from Liverpool in October 1910. He gives his age as "25", his citizenship as "English", his place of birth as "Italy".