Mary Jane Houghton

She was cared for by a Sister Smith, from the Allen Weeks company after the death of her mother. Sister Smith was a sister to the child's mother.

In New Family Search her given name is "Mollie Geneva (Jane) Houghton." 

She is not listed on the James C Snow Company Roster.

The years of her birth and death are confirmed by the inscription on her gravestone in Nevada, USA, which shows her name as "Mollie Geneva Burr."