From Left to Right :-
George Leaman (with bike - Mary Eliza Barritt's son-in-law),
Benjamine Barritt (In his Bermuda Volunteer Uniform - Mary Eliza Barritt's son),
Jane Eliza Barritt (Benjamin Barritt's Wife),
Horace (Hoddie) Barritt (Mary Eliza Barritt's son),
Walter Barritt (With Guitar - Mary Eliza Barritt's son),
Mary Eliza Barritt, Hyacinth Barritt (Benjamin Barritt's Daughter about 5 years old),
Ruby Barritt (Benjamin Barritt's Daughter)
and
Nelson the dog.

This is what is written on the back of the photo in my Grandmother's handwriting. (Mary Elizabeth Hyacinth Barritt)