The GRO website has this
ROBERTSON, ALEXANDRA (Mothers maiden surname) HADDOW
GRO Reference: 1904 S Quarter in SALFORD Volume 08D Page 103
Her death on freebmd
Death Dec 1908
ROBERTSON Alexandra 4
Salford 8d 33
(ADDED The GRO has it indexed as Alexander but found when selecting female. This entry is taken from a different copy to that used by freebmd. Looking at the image on freebmd it does state Alexandra )