There is no "E" on the name Lamb on Christina's birth registration, or death registration.  The informant on her death was Geo. Washington, clergyman Meaford.

Ontario, Canada Deaths, 1869-1934 about Christina Ann Lamb
Name: Christina Ann Lamb Death Date: 21 Jan 1884 Death Location: Grey Gender: Female Estimated Birth Year: abt 1882 Birth Location: Meaford #005223

Christina died of Scarlet Fever.